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When the temperature of a rod increases ...

When the temperature of a rod increases from t to `r+Delta t`, its moment of inertia increases from I to `I+Delta I`. If `alpha` is the value of `Delta I//I` is

A

`(Deltat)/(t)`

B

`(2Deltat)/(t)`

C

`alphaDeltat`

D

`2alphaDeltat`

Text Solution

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The correct Answer is:
D
NA
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CP SINGH-TEMPERATURE AND THERMAL EXPANSION-EXERCISES
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  2. If the temperature of a uniform rod is slightly increased by Deltat, i...

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  3. When the temperature of a rod increases from t to r+Delta t, its momen...

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  4. The volume of a block of a metal changes by 012% when it is heated thr...

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  5. A horizontal tube, open at both ends, contains a column of liquid. The...

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  6. A liquid with coefficient of volume expansion gamma is filled in a con...

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  7. A flask is filled with mercury at temperature 28^(@)C . If the flask a...

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  8. A one litre flask contains some mercury. It is found that at different...

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  9. The coefficient of linear expansion of crystal in one direction is alp...

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  10. The real coefficient of volume expansion of glycerine is 0.000597per^(...

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  11. The coefficient of apparent expansion of a liquid is C when heated in ...

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  12. There are two sphers of same radius and material at the same temperatu...

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  13. In the previous problem, same heat is given to two sphere, which will ...

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  14. A solid metal ball has a spherical cavity. If the ball is heatd, the v...

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  15. The temperature of water at the surface of a deep lake is 2^@C. The te...

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  16. When water is heated from 0^(@)C to 10^(@)C , its volume

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  17. A metal sheet with a cricular hole in heated. The hole

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  18. Two holes of unequal diameters d(1) and d(2)(d(1)gtd(2)) are cut in me...

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  19. In the previous question, the distance between the hole will

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  20. A metal rod is shaped into a ring with a small gap. If this is heated,...

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