Question

In which image below is the most work being wasted as heat?

4 ramps
A. Image A
B. Image B
C. Image C
D. Image D

Answer 1

`\qquad\qquad\huge\underline{{\sf Answer}}♨`

Work done will be least where inclined plane has least steepness, so it will be easier to climb on the plane with less steepness, and therefore less work being wasted.

And to climb on the inclined plane, friction is needed as well.

So, our correct choice is :

• Image C

Answer 2

In which imágenes below is the most sorna being wasted as heat
B