Questions
A second's pendulum clock having steel wire is calibrated at 20°C . When temperature is increased to 30°C , then how much time does the clock loose or gain in one week ?
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a
0.3628s
b
3.626s
c
362.8 s
d
36.28s
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Correct option is D
ΔT=12aΔt×7×86400Similar Questions
A rotating solid metal sphere is heated by . If then percentage change in its moment of inertia is
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