Answer:
A transformer is an electric device that uses electromagnetism to change voltage from one level to another or to isolate one voltage from another.
4 A metal wire of length 1cm and of uniform diameter has a resistance 0.8ohms. What is the resistance of a 50 cm. wire coil made of the same material but having twice it's diameter.
Answer:
None of the above. Resistance is directly proportional to length, inversely proportional to cross-sectional area. Pay attention in class, and observe that even easy multiple choice questions can have only wrong answers if the setter makes a mistake.
When operating at a non towered airport, pilots communicate on
i do not know can i get brainliest im broke
Explanation:
The purpose of a diamond-shaped yellow sign with black markings is to.
The purpose of a diamond-shaped yellow sign with black markings is to: warn of potential hazards ahead.
What is a traffic sign?A traffic sign can be defined as a sign that is erected beside or above roads by a road safety agency, so as to give warnings and instructions to all road users such as drivers and passengers.
In accordance with the highway traffic laws and regulations, it is important and necessary that traffic light signal and signs are erected and adhered to by all road users.
In conclusion, the purpose of a diamond-shaped yellow sign with black markings is to warn all road users of the potential hazards ahead.
Read more on traffic sign here: https://brainly.com/question/22768531