When a pendulum clock is taken to a mountain it becomes slow. But a wrist watch controlled by a spring remains unaffected. Explain
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Explanation:
When a pendulum clock is taken to a mountain it becomes slow because of
Time period of a pendulum clock, T=2π√lg. At mountain, the value of g is less than that at plains. So time period of pendulum clock increase. Due to it, the pendulum clock becomes slow.
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