Question

there are three pendulum A B and C these are kept in your school lab length of all pendulum is same and they are made of iron weight of pendulum A is made of 20gm weight of B is 40 gm and weight of C is 50 gm whose time period is more
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Answer 1

Answer:

Hi there!!

Explanation:

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You should know that timeperiod is inversely proportional to "g"( acceleration due to gravity).

So pendulum with lesser weight will have more time period.

Ans is opt A pendulum.