A light inextensible straight thread of length 3 2m is

Last updated: 6/25/2023

A light inextensible straight thread of length 3 2m is placed on a frictionless horizontal floor A small block of mass m 3 kg placed on the floor is attached at one end of the thread With how much constant speed vo in m s the free end of the thread must be lifted vertically upwards so that the block leaves the floor when the thread makes an angle 0 30 with the floor Acceleration of free fall is g 10 m s