Questions
A clock while keeps correct time at 30° C has a pendulum rod made of brass. The number of seconds it gains (or) looses per second when
the temperature falls to 100 C is [ a of brass= 18 × 10-6 /°C ]
detailed solution
Correct option is B
ΔTT=12αΔtTalk to our academic expert!
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A rotating solid metal sphere is heated by . If then percentage change in its moment of inertia is
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