3 74 A block of mass 5 kg is suspended from the end of a

Last updated: 6/11/2023

3 74 A block of mass 5 kg is suspended from the end of a vertical spring which is stretched by 10 cm under the load of the block The block is given a sharp impulse from below so that it acquires an upwards speed of 2 m s How high will it rise Ans 20 cm