Question

5-9 Four types of oscillatory systems: a simple pendulum;
physical pendulum; a torsional pendulum and a spring-mas
system, each of same time period are taken to the Moon. Iflim
periods are measured on the moon, which system or system
will have it unchanged?
(A) only spring-mass system
(B) spring-mass system and torsional pendulum
(C) spring-mass system and physical pendulum
(D) None of these​

Answer 1

Answer:

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Explanation:

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