QAPhysics › Which of the following are not units of power?
Q

Which of the following are not units of power?

A. Watt

B. eV

C. Kilowatt hour

D. Joule

E. Calorie

A

Answer: B. eV

eV, also known as electron-volt, is the measure of the quantity of kinetic energy gained by an electron accelerating through an electric potential difference of one volt from rest through a vacuum. The SI unit of power is a watt, which equals one joule per second. Some other traditional measures however are adopted to serve as units of power. They include calories per hour, horsepower, kilowatt, joule per second, foot-pounds per minute, etc.

8 months ago
20 Views
Let's stand with the heroes Ukraine

As Putin continues killing civilians, bombing kindergartens, and threatening WWIII, Ukraine fights for the world's peaceful future.

Ukraine Live Updates mark
https://war.ukraine.ua/
Donate Directly to Ukraine