How much time does it gain or lose in a 24 hour period

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A grandfather's clock is calibrated at a temperature of 20 C. The pendulum is a thin brass rod with a heavy mass attached to the end. On a hot day, when the temperature is 30 C, does the clock run fast or slow? How much time does it gain or lose in a 24 hour period?

Reference no: EM13103430

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