A pendulum clock of time period 2 s gives the correct time at

PHYSICS · Subjective · CBSE · Physics · Oscillations · Oscillations

Problem

30^\circ\text{C}

. The pendulum is made of iron. How many seconds will it lose or gain per day when the temperature falls to

0^\circ\text{C}

\alpha_{\text{Fe}} = 1.2 \times 10^{-5} \text{ } (\text{ } ^\circ\text{C})^{-1}