Question

2. Separate the whole system from the ceiling, and tie the string to weight hanger and now slowly pull up the whole system with your hand when there is a small weight on the hanger. Note down the readings are they same when you bring it down. Is the string broken when the whole system is pulled quickly up ?​

Answer 1

Explanation:

The weight of the hanging mass provides tension in the string, which helps to accelerate the cart along the track. A small frictional force will resist this motion. We assume that the string is massless (or of negligible mass) and there is no friction between the string and the pu