Why do the pendulum clocks go slow in summer and fast in winter?

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The length of the pendulum used in clocks decreases in summer and hence T increases whereas in winter, the length of the pendulum decreases, so T decreases. T increases means clock goes slow.

The length of the pendulum used in clocks increases in summer and hence T decreases whereas in winter, the length of the pendulum decreases, so T decreases. T increases means clock goes slow.

The length of the pendulum used in clocks increases in summer and hence T increases whereas in winter, the length of the pendulum increases, so T decreases. T increases means clock goes slow.

The length of the pendulum used in clocks increases in summer and hence T increases whereas in winter, the length of the pendulum decreases, so T decreases. T increases means clock goes slow.

answer is D.

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Detailed Solution

The length of the pendulum used in clocks increases in summer and hence T increases whereas in winter, the length of the pendulum decreases, so T decreases. T increases means clock goes slow.

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