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A thin copper wire of length l increases...

A thin copper wire of length l increases in length by 1% when heated from `0^(@)C` to `100^(@)C`. If a then copper plate of area `2lxxl` is heated from `0^(@)C` to `100^(@)C`, the percentage increases in its area will be

A

1

B

2

C

3

D

4

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PHYSICS GALAXY - ASHISH ARORA-HEAT AND THERMAL EXPANSION-NUMERICAL MCQs SINGLE OPTIONS CORRECT
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  3. A thin copper wire of length l increases in length by 1% when heated f...

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  12. A 2 kg copper block is heated to 500^@C and then it is placed on a lar...

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  14. A water fall is 84 m high. Assuming that half the kinetic energy of fa...

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  15. The density of a liquid of coefficient of cubical expansion gamma is r...

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  16. A glass flask of volume 1000 cm^(3) is completely filled with mercury ...

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  17. The density of water at 20^(@)"C is 998 kg/m"^(3) and at 40^(@)"C 992 ...

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  18. When x grams of steam at 100^(@)C is mixed with y grams of ice at 0^(@...

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  19. Heat required to convert 1 g of ice at 0^(@)C into steam at 100 ^(@)C ...

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