Monashee wants to displace a wooden block from point A to point B alon

1.	Monashee wants to displace a wooden block from point A to point B along the surface of a table as shown. She has used force F for the purpose.(a) Has all the energy she spent been used to produce an acceleration in the block? (b) Which forces have been overcome using that energy?
Answer» (a) Only part of the energy applied by Minakshee is used in accelerating the block. (b) Force of friction has been overcome using the energy.

Monashee wants to displace a wooden block from point A to point B along the surface of a table as shown. She has used force F for the purpose.(a) Has all the energy she spent been used to produce an acceleration in the block? (b) Which forces have been overcome using that energy?

Answer»

(a) Only part of the energy applied by Minakshee is used in accelerating the block.

(b) Force of friction has been overcome using the energy.