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A sphere made of iron is rotating about ...

A sphere made of iron is rotating about its diameter as axis `alpha=1xx10^(-5).^(@)C^(-1)`. If the temperature rises by `100^(@)C` the percentage increase in its moment of inertia is:

A

`0.1`%

B

`0.2`%

C

`0.5`%

D

`0.002`%

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PHYSICS GALAXY - ASHISH ARORA-HEAT AND THERMAL EXPANSION-NUMERICAL MCQs SINGLE OPTIONS CORRECT
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