Question

Problem 8

Answer 1

Given information

Definition of Energy.

 

Energy is the ability to perform work. Energy cannot be made nor destroyed, and it must be changed starting with one structure then onto the next.

Step-by-step explanation

Step 1.

Find the distance traveled.

As per the question,

Here given that the hand exerts a constant horizontal force on a block that is free to slide on a friction-less surface. The block starts from rest at point   i.e.  , and by the time it has traveled a distance to point   it is traveling with speed and the another distance traveled by the block from point   to point c is d same as the distance traveled from point A to point B as shown in figure below.