# A weight w is attached to the end f a small rope of diameter d is raised vertically by winding the rope on a reel .if the reel is turned uniformly at the rate of n revolutions per second. what will be the tension in the rope.

Arun Kumar IIT Delhi
8 years ago
Hello Student,
$\\ \\The only work done by T is moving the block up \\against the gravity \\T.x=mgx \\T=mg=w \\if it were acceleration instead of uniform speed \\T=w+ma \\a is acceleration \\$
Thanks & Regards
Arun Kumar
Btech, IIT Delhi