A block of mass 1kg is lowered by 1m using string from rest its speed at lowest point is 2m/s - Physics - Work Energy And Power

Question

A block of mass 1kg is lowered by 1m using string from rest its
speed at lowest point is 2m/s work done by tension in string is

Anuj Shama · Answer

See the diagram carefully
<img src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_5c9ea43ef3a7a%20jpeg">

A block of mass 1kg is lowered by 1m using string from rest.its speed at lowest point is 2m/s work done by tension in string is