Question

How is a Periodic Movement Of a Pendulum Used To Make Clock?
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Answer 1

Answer:

The periodic movement of the pendulum is used to make clocks based on swings provided by gravitational force of attraction

Answer 2

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here is the answer..

The periodic movement of the pendulum is used to make clocks based on swings provided by gravitational force of attraction. ... The pendulum swings back and forth based on gravitational force. This results in earth mass attracting the mass of the bob. This can be studied with time distance graph

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