Question

The principle used in making clocks and watches
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Answer 1

Answer:

Clocks and watches which are used for measuring time are based on the principle of periodic motion. The pendulum clock used for measuring time is based on the periodic motion of a pendulum.

Answer 2

Answer:

Clocks and watches which are used for measuring time are based on the principle of periodic motion. The pendulum clock used for measuring time is based on the periodic motion of a pendulum.

Explanation:

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