9 55 A mass of 0 2 kg is attached to the lower end of a

Last updated: 6/12/2023

9 55 A mass of 0 2 kg is attached to the lower end of a massless spring of force constant 200 Nm the upper end of which is fixed to a rigid support Which of the following statement is true a In equilibrium the spring will be stretched by 1 cm b If the mass is raised till the spring becomes unstretched and then released it will go down by 2 cm before moving upwards c The frequency of oscillation will be nearly 5 Hz d All of the above