a thick steel sheet of area 400 cm2 is exposed to air near the ocean. after a one-year period it was found to experience a weight loss of 375 g due to corrosion. to what rate of corrosion, in both mpy and mm/yr, does this correspond?

The total number of hosts per subnet that you can derive from the network ID 192.168.1.0 255.255.255.224 will be 32.

What exactly is a network?

A network consists of two or more computers that are linked together to share resources (such as printers and CDs), trade files, or permit electronic communication. Computers on a network may be connected by cables, telephone lines, radio waves, satellites, even infrared laser beams.

Given,

IP address =192.168.1. 0  

Subnet mask= 255.255.255.224  

NID = IP

AND Subnet  = 192.168.1.0

AND 255.255.255.224  =192.168.1.0

From this we can sya that it is C ipaddress  

NID bits =24  

NID + SID = 27  SID = 3  

Host bits = 8-3 = 5  

No of subnet= 2^3=8  

Total no of host per subnet = 2^5=32

So, the correct answer is option c.

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Answer:

A CS degree focuses on sequential programming and software design while a computer systems engineering degree divides the focus evenly between high-level and low-level programming.

Both are correlated to technology which makes it hard for the students to choose the best suitable course.

Explanation:

SOURCE: www.computersciencedegree.hub

An operator or concept used in programming that evaluates or defines a relationship between two entities is known as a relational operator. Equalities and inequalities in numbers are among them.

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Bromine and chlorine easily react with alkenes in addition reactions. This experiment involves brominating trans-stilbene with a 10% bromine dichloromethane solution. As a result, an addition reaction occurs, and 1,2-dibromo-1,2-diphenylethane is formed.

Step-by-step explanation:

stilbene + Br2  ---->  PRODUCT(dibromostilbine)

No of moles of stilbene = 0.55/180.25 = 0.00305 mole

limiting reagent = stilbene

so that,

No of moles of  PRODUCT = 0.00305 mole

massof product produced  = 0.00305*260.25  = 0.793 gram

Theoretical yield = 0.793 gram

dibromostilbine molarmass  = 260.25 g/mol

practical yield  = 0.68grams

percent yield  = practical yield /Theoretical yield *100

               = 0.68/0.793*100 = 85.75%

Trans-stilbene acts as a nucleophile, while bromine acts like an electrophile. As a result, the bromine reagent electrophilically adds to the nucleophilic double bond. The Br-Br bond becomes polarized, and the more positively charged Br atom is transferred to the alkene, resulting in the formation of a bromonium ion.

Bromine addition begins on one side of the double bond (either side is equally likely, but only one option is chosen) and is followed by bromide ion attack on bromonium ion (again, attack could occur by carbon because the ion is symmetric, but only one option drawn). As shown above, the end result is a trans dibromide.

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Both Technicians A and B are accurate when they say that disc brake rotors can be either hub-style or hubless-style.

With disc brakes, the brake pads attached to the brake callipers grip on the rotating braking rotors to stop or slow down the wheels. Friction is created by the brake pads pressing against the rotors, which turns kinetic energy into heat energy.

Although this thermal energy produces heat, it may be effectively dispersed since the primary components are exposed to the environment. This ability to dissipate heat lessens brake fade, a condition where heat affects how well a vehicle brakes. The resistance of disc brakes to water fade, which happens when water on the brakes considerably lowers braking force, is another benefit. The rotor spins rapidly as the car is moving, and this rotational motion discharges the water from the rotors themselves, resulting in stable braking force.

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There are a few different ways to implement the legv8 instructions. One way is to use a simple logic circuit, another way is to use a microcontroller.

What exactly is LEGv8?

LEGv8 is a straightforward subset of the ARMv8 AArch64 architecture; it is a 64-bit architecture with 32-bit instructions. It contains 32 registers, each of which is 64 bits wide.

If you want to use a logic circuit, you will need to build up a single cycle datapath. This will require a few different components, including an ALU, a register file, and a control unit. The control unit will decode the instructions and control the flow of data through the datapath. If you want to use a microcontroller, you can find many different legv8 instruction sets online. You will need to find one that is compatible with your microcontroller, and then you can load the instructions onto the microcontroller.

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A microphone preamplifier with an input impedance of 1,000 ohms would be best for a microphone that has an output impedance of 100 ohms.

What is microphone preamplifier?
The electronic circuitry found inside a microphone or a different object or circuit to which the microphone is linked can both be referred to as microphone preamplifiers. The microphone preamplifier serves the same role in either scenario. A microphone preamplifier is a piece of sound engineering gear that gets a microphone signal ready for other gear to handle. Frequently, microphone signals are too weak to be adequately conveyed to equipment like mixing consoles and recording devices. Preamplifiers boost a microphone signal to line level by offering steady gain and reducing generated noise, which would otherwise cause the signal to be distorted. See Gain stage for more discussion on signal level. Informally, a microphone preamplifier is referred to as a mic preamp, micamp, preamp, mic pre, and pre.

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It can be inferred from the above that "Neither Technician A nor B is correct" (Option D). Note that blending an undamaged vehicle panel is required when there is very minimal damage or dent to the panel. In this case, the technician utilizes filling, spraying, and polishing to hide the dent. This is standard practice and is not considered fooling the customer.

When repairing a minor dent in a panel, the "blend inside panel" approach is frequently utilized. Blending is a method used on a non-repaired, undamaged panel to eliminate color differences between a refinished panel and the existing paint on surrounding panels.

The most typical blending process seen on insurance quotes is on bumpers and doors. Insurers pay half the restore time and then approve full clear, significantly cutting refinishing time by an hour for each repair.

From a 320-grit completed mended area, the repaired area still has to be brought up to refinish requirements.

Not only has a part of the refinish time been wasted, but extra operations are required to restore the panel to its original, undamaged state. Most estimate P pages include refinishing timelines for fresh, undamaged panels, rather than those that require preparation.

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It increases force and modifies its direction at the same time, a moving inclined plane is a wedge, and a screw is a cylinder that has an inclined plane wrapped around it.

A screw is a straightforward device connected to the inclined plane, much like a wedge.

Imagine an inclined plane wrapped around a cylinder to represent a screw, a cylinder that has an inclined plane.

The screw's threads are formed by this spirally inclining plane, an input force is applied to a screw when it is twisted into a piece of wood.

Therefore,  a moving inclined plane is a wedge, and a screw is a cylinder that has an inclined plane wrapped around it.

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The completed sentences with respect to carpentry tools are given as follows:

Because each instrument is precisely built for a specific function, selecting the appropriate tool will also reduce the amount of effort necessary to do a job correctly without causing harm to either the machinery or the material being worked on.

Many construction mishaps can be avoided by planning ahead of time.

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The exit velocity of the nitrogen and (b) the ratio of the inlet to exit area a1/a2 is 0.8 g.

PI= 60 KPa

Vi= 275 m/sec

T1=280K

P2=85kpa

T2=300K

S1=0.2967kj/kg

Cp = 1.04 kalkg

S1=60 X 10³/0.2957x 10³x 280=0.73kg/m³

S2=P2/RT2=

85 x 10³/0.2967*10³*300

= 0. 9546 19/m³

h1+C1²/2000=h2 +C1²/2000

C2=184.45 SEC

S1A1C1=S2A2C2

A1/A2=0.88G

=0.8G

Atomic number 7 and the chemical symbol N belong to nitrogen. The lightest element in group 15, or the pnictogens, of the periodic table, nitrogen is a nonmetal. It is a typical element in the cosmos and is thought to be the seventh most abundant in the Milky Way and the Solar System. With an atomic number of 7, nitrogen is a chemical element. The chemical compound known as molecular nitrogen (N2) is made up of two tightly bound nitrogen atoms.

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The code provided will cause an infinite loop because the condition for the while loop will always evaluate to true. In order to make the loop run exactly 7 times, the condition should be x > 0.

What is code?
Computer code, or a set of instructions or a system of rules written in a specific programming language, is a term used in computer programming (i.e., the source code). It is also the name given to the source code after a compiler has prepared it for computer execution (i.e., the object code). Code is heavily used for cutting-edge ideas like artificial intelligence as well as machine learning, in addition to creating computer programmes and mobile applications. The next section will explain some additional applications and uses for the word code.

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With relatively little power given to the transformer and winding currents of the same size as during operation, a short-circuit test is performed to determine the transformer impedance and losses.

E1 = N1/N2 = E2=N1/N2 V2 = (2400/240) 240<° = 2400<0°V

N2 / N1 I 2 = 240 / 2400(4.85) = 0.485A

GC = P2 / E1 ² = 173 / (2400)² = 3.003 × (10 )-5 S.

YC = (N2 / N1  I2)/E1 = 0.485 /2400 = 2.021 × (10-)4S

BM = √Y²C - G²C = √(2.021 ×( 10)-4)² - (3.003 × (10)-5 )² = 1.998 × (10 )-4 S

YC = GC - JBM = 3.003 × (10) -5  - j1.998 × (10)-4 S

 = 2.021 × (10) -4 < -81.45°S.

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A weak entity set can always be converted into a strong entity set by simply adding to its attributes the primary-key attributes of its identifying entity set. But doing so will result in the redundant storage of the primary key.

Although a weak entity set can be transformed into a strong entity set by adding appropriate primary-key attributes, but this strategy results in the redundant storage of the primary key. Since the primary key of the weak entity set can be deduced from its relationship with the strong entity set, if we add primary-key attributes to the weak entity set, then they will be present in both the relationship set and the entity set that need to be the same, resulting in the redundant storage of the primary key.

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A program that gets a list of integers from input, and outputs non-negative integers in ascending order

#include <stdio.h>

#include <stdlib.h>

int main(void) {

   int num;

   int *arr = NULL;

   int size = 0;

   int capacity = 0;

   while (scanf("%d", &num) == 1) {

       if (size == capacity) {

           if (capacity == 0) {

               capacity = 1;

           } else {

               capacity *= 2;

           }

           arr = realloc(arr, sizeof(int) * capacity);

       }

       arr[size] = num;

       size++;

   }

   for (int i = 0; i < size - 1; i++) {

       for (int j = 0; j < size - 1 - i; j++) {

           if (arr[j] > arr[j + 1]) {

               int temp = arr[j];

               arr[j] = arr[j + 1];

               arr[j + 1] = temp;

           }

       }

   }

   for (int i = 0; i < size; i++)

What is integer?
The collection of the whole numbers or negative numbers is known as an integer in mathematics. Integers, like whole numbers, do not include the fractional portion. Integers can therefore be defined as numbers that can be positive, negative, or zero but not as fractions. On integers, we can carry out all arithmetic operations, including addition, subtraction, multiplication, and division. Integer examples include 1, 2, 5, 8, -9, -12, etc. "Z" stands for an integer. Let's now go over the definition of integers, their symbol, types, operations, laws, and properties, as well as how to display them on a number line with numerous worked-out examples.

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Any collection of data or information that has been properly structured for quick search and retrieval by a computer is referred to as a database, often known as an electronic database.

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2((0+1)(0+1)*2+2)* is a regular expression that describes the language that it recognizes.

What is a regular expression?

A regular expression is a string of characters that specifies a text search pattern. String-searching algorithms typically use such patterns for "find" or "find and replace" operations on strings, as well as input validation. In theoretical computer science and formal language theory, regular expression techniques are developed.

SA=\epsilon (Eqaution 1)

SB=SB(0)+SB(1)+SB(2)  + SA(0) + SA(1) (Eqaution 2)

SC=SA(2)+SD(2)+SC(2) (Eqaution 3)

SD=SC(0+1) + SD(0+1) (Eqaution 4)

Using arden's expression on equation 5 we can write it as:

SD=SC(0+1)(0+1)* (Equation 5)

We need to find SC to get the regular expression as it is the final state.

We substitute equations into one another to get the answers.

Substituting Equation 1 to equation 3 we get:

SC=\epsilon(2) + SD(2) + SC(2)

SC = (2+SD(2)) + SC(2)

Substituting Equation 5 into it we get:

SC=2+SC(0+1)(0+1)*2+SC(2)

SC=2+SC((0+1)(0+1)*2+2)

Using arden's therorem we can write it as:

SC=2((0+1)(0+1)*2+2)*

Hence 2((0+1)(0+1)*2+2)* is the regular expression that this DFA recongnizes.

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Assuming demand paging with three frames, the number of page faults that would occur for the following replacement algorithms are:

Demand paging is a way of managing virtual memory in computer operating systems. In a demand paging system, the operating system transfers a disk page into physical memory only if it is attempted to be accessed and the page is not already in memory.

The LRU page replacement method creates a new page by replacing the least recently used page in memory. The LRU page replacement technique is based on the idea that the least recently used page in memory will not be utilized for a long period.

The most basic page replacement technique is the FIFO Replacement Algorithm. In this technique, the operating system maintains a list of all pages in memory in a queue, with the oldest page at the top.

The best page replacement algorithm is optimal page replacement since it produces the fewest number of page defects. The pages that will not be utilized for the greatest period of time in the future are replaced by this algorithm.

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Moore's law predicts that the number of transistors on a chip of equal area fabricated using the 32-nm process of 2013 will be 430000

What is transistor?
The semiconductor device known as a transistor is used to switch or amplify electrical impulses. The transistor is one of the fundamental components of contemporary electronics. It has at least three terminals for connecting to an electronic circuit and is made of semiconductor material. The current flowing through another pair of a transistor's terminals is controlled by the voltage or current provided to one set of those terminals. A transistor can magnify a signal because the regulated (output) power can be greater than that of the controlling (input) power. Although many more transistors are found embedded in integrated circuits, some are packaged individually. Julius Edgar Lilienfeld, an Austro-Hungarian physicist, first presented the idea of a field-effect transistor around 1926, but it was not feasible to create a functional device at that time.

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The vertical displacement at the center of the loaded shaft is zero. The vertical displacement at the end of the loaded shaft is equal to the length of the shaft multiplied by the slope of the shaft.

What is vertical displacement?
Vertical displacement in tectonics refers to the movement of land inside a vertical direction, which causes uplift and subsidence. Rock layer displacement can reveal information about how and why the lithosphere of Earth evolves over the course of geologic time. Vertical displacement can be caused by a variety of processes, including isostatic adjustments and tectonic activity. When crust is reorganised as a result of a seismic event, tectonic activity causes vertical displacement. Vertical displacement as a result of sinking from an increased load and isostatic rebound from a removed load is the outcome of isostatic corrections. At the margins of convergent and divergent plate boundaries, tectonic activity results in vertical displacement. As the magma begins to rise to protrude weaker lithospheric crust, the movement of the magma in the asthenosphere can cause divergent plate boundaries.

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The 3-stage parametric equalizer adjustments on a Yaesu FT-DX10 are high frequency, middle frequency, and low frequency.

What is parametric equalizer?
This illustration demonstrates how to create parametric equalizer filters. Digital filters known as parametric equalisers are used in audio to modify the frequency content of a sound input. By permitting adjustments to the gain, centre frequency, and bandwidth of each filter, parametric equalisers offer capabilities beyond those of graphic equalisers. Graphic equalisers, on the other hand, only let you change the gain of the each filter. Typically, second-order IIR filters are used to create parametric equalisers. These filters have the issue of having relatively wide ripple or transition areas due to their low order, and when multiple of them are combined in a cascade, they may overlap. The ability to create high-order IIR parametric equalisers is provided by Audio ToolboxTM. Such high-order designs provide each filter's shape much greater flexibility.

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The page numbers and offsets of the following address reference are 1663 and 6595 respectively.

Given,

Page size= 1 (*KB) = 2n = 1024 = 210

So, the value of bits of offest part is n = 10

a. 21205

Binary Format = 101001011010101

This binary address is split into 2 parts, first is page no. and other part is page offset

Page no. : 01010010 = 82 (in decimal)

Page offset : 11010101 = 213 (in decimal)

b. 164250

Binary Format = 00101000000110011010

Page no. : 0010100000 = 160 (in decimal)

Page offset : 0110011010 = 410 (in decimal)

c. 121357

Binary Format = 00011101101000001101

Page no. : 0001110110 = 118 (in decimal)

Page offset : 1000001101 =  525 (in decimal)

d. 16479315

Binary Format = 111110110111010001010011

Page no. :   111110110111 = 4023( in decimal)

Page offset : 010001010011 = 1107 (in decimal)

e. 27253187

Binary Format = 0001100111111101100111000011

Page no. :   00011001111111 = 1663(in decimal)

Page offset : 01100111000011 = 6595 ( in decimal)

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Appearing in a class other than Point2D, will correctly create an instance of a Point2D object is:

E Point2D p = new Point2D(3.0, 4.0);

What is Point2D?

The Point2D class is part of JavaFX. This class represents a two-dimensional point in space. The Point2D class represents a 2D point by its x and y coordinates. We can construct three Point2D objects named point2d 1, point2d 2, and point2d 3 by supplying their x and y coordinates as inputs. We use the getX() and getY() functions to obtain the x and y values, which we then display. We are also computing and displaying the distance of each point from the origin. We also show if two points are equal or not using the equals() method and the distance between two points using the distance() function.

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Technician A is correct that bearings have a soft surface that flows away from high spots in case of a nick in the crankshaft.

In order to transform the reciprocating action of a piston engine into rotating motion, a crankshaft is a mechanical component used. The pistons are propelled by the connecting rods through the crankshaft, which is a rotating shaft with one or more crankpins. The internal combustion engine's main structural support comes from the crankshaft. The engine's correct operation and the transformation of a linear motion into a rotating motion are both handled by the crankshaft. To provide a long service life, crankshafts should have exceptionally high wear and fatigue resistance. The reciprocating motion of the pistons is transformed into rotational motion by a crankshaft, which is a spinning shaft. Commonly utilized in internal combustion engines, crankshafts are made up of a number of cranks and crankpins to which the connecting rods are fastened.

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Program for a Function written in c++ for remove string from the first string which are present in the second string

// C++ program to remove duplicates

#include <bits/stdc++.h>

using namespace std;

char* removeChars(char* s1, int n1, char* s2, int n2)  // It is a function

{

int arr[26.] = {0.};

int curr = 0;

for (int.i==0; i < n.2; i++.)

 arr[s2.[i] - 'a'] = -1.0;

for (int. i==0; i < n.1; i++.)

 if (arr[s1[i.] - 'a'] != -1) {

  s1[curr] = s1[i].;  // i.e,  second string

  curr++;    //  in string

 }

s1[curr] = '\0'; //  end of string

return s.1;

}

// driver code.

int main()

{

char string1.[] = "geeksforgeeks";

char string2.[] = "mask";

int n1 = sizeof(string1.) / sizeof(string1[0]);

int n2 = sizeof(string2.) / sizeof(string2[0]);

cout << removeChars(string1, n1, string2, n2) << endl;

return 0;

}

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Automatic reordering occurs when inventory levels dip below a pre-established threshold.

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Steel angle is not an example of a cold-formed steel product.

What is steel?
In order to increase its strength and resistance to fracture in comparison to other kinds of iron, steel is an alloy composed of iron and often contains a few tenths of a percent of carbon. Many additional components could be included or added. An additional 11% chromium is often required for corrosion- and oxidation-resistant stainless steels. Steel is utilised in structures, infrastructure, tools, vehicles, machinery, electrical appliances, weaponry, and rockets due to its great tensile strength and low price. Steel's foundational metal is iron. It can take one of two crystalline (allotropic) forms, body-centered cubic or face-centered cubic, depending on the temperature. Steel and cast iron's variety of special qualities are a result of the interaction of the various iron allotropes with the alloying elements, primarily carbon.

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Fine grained of alkali igneous rocks cannot be used in cement because of the volume expansion caused by the Alkali-silica reaction, fine-grained igneous rocks cannot be used as aggregates in cement.

Extrusive igneous rocks have a fine-grained or aphanitic texture, with grains that are too small to see without a magnifying glass. The fine-grained texture suggests that the rapidly cooling lava did not have enough time to form large crystals. A petrographic microscope can be used to examine these tiny crystals.

The texture of an igneous rock (fine-grained vs coarse-grained) is determined by the rate at which the melt cools: slow cooling produces large crystals, while fast cooling produces small crystals.

The chemical reaction that occurs in both alkali cations and hydroxyl ions in the pore solution of hydrated cement paste and certain reactive silica phases present in concrete aggregates is known as the alkali-silica reaction (ASR).

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The get deans list() instance method, which returns a list of students with a gpa of 3.5 or higher is written in python

class Student:

  def __init__(self, first, last, gpa):

       self.first.first = first.

       self.last.last = last.  

   def get_g.p.a.(self):

       return self.gpa

   def get_last(self):

       return self.last

   def to_string(self):

       return. self.first f + ' ' + self.last l ± ' (G.P.A: ' + str(self.g.p.a) + ')'

class Course:

   def __init__(self):

       self.roster = [].

   def add_student(self, student):

       self.roster.append(student)

   def get_deans_list(self):

       retur.[.x for x inn self.roster if x.gpa ≥ 3.5.]

if __name__ == "__main__":

   course = Course()

   course.add_student(Student('Henry', 'Nguyen', 3.5))

   course.add_student(Student('Brenda', 'Stern', 2.0))

   course.add_student(Student('Lynda', 'Robinson', 3.2))

   course.add_student(Student('Sonya', 'King', 3.9))

   deans_list = course.get_deans_list()

   print("Dean's list:")

   for student in deans_list:

       print(student.to_string())

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The correct answer is d. waste shielding gases. therefore, the correct opyion is (d) option.

The two inert gases that are generally used for shielding gases are argon and helium. Helium is a less dense gas than argon which means that when helium is used, more cubic feet per hour are required than with argon. Lower voltages can be used with argon than with helium because it has a lower electrical resistance. Shielding gases are inert or semi-inert gases that protect the weld from damage as a result of contact with atmospheric gases. They affect the amount of heat produced by the arc and the appearance of the resultant weld bead.

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