In a practical machine, the power output is the power input.
a. smaller than
b. multiplied by
c. equal to
d. larger than

~Hello there!

Your question: In a practical machine, the power output is the power input. 

Your  In a practical machine, the power output is smaller than the power input. 

The answer is option A.

Any queries?

Hope this helps :)

You can still be friends with each other. you don't have to date since he likes someone else. just stick to being friends for now

13) a 14) a15) b16) i don't know sorry17) a (maybe)