Question Answers

Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A block of mass 5kg is being raised vertically upwards by the help of a string attached to it. It rises with an acceleration of 2m/s^2. Find the work done by the tension in the string if the block rises by 2.5m. Also find the work done by the gravity and the net work done.

A block of mass 5kg is being raised vertically upwards by the help of a string attached to it. It rises with an acceleration of 2m/s^2. Find the work done by the tension in the string if the block rises by 2.5m. Also find the work done by the gravity and the net work done.

(b) 40cm and (c) 80cm. find the work done at the end of displacements: (a) 20cm From figure