Four types of oscillatory system a simple pendulum a physical pendulum a torsional pendulum and a spring mass system each taken on to the moon of same time period are taken to the mass if line period will have it unchanged?

Options

A. only spring-mass system
B. spring-mass system and torsional pendulum
C. spring-mass system and physical pendulum
D. none of these

Answer

B

Explanation

Both the spring-mass system & torsional pendulum have no dependence on gravitational acceleration for their times periods.