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Steam at 100^(@)C is passed into 20 g of...

Steam at `100^(@)C` is passed into 20 g of water at `10^(@)C`. When water axquires a temperature of `80^(@)C`, the mass of water present will be [Take specific heat of water `1"cal"g^(-1)c^(-1)` latent heat of steam = 540 `cal//g^(-1)`]

A

31.5 g

B

42.5 g

C

22.5 g

D

24 g

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-3
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  2. Steam at 100^(@)C is passed into 22 grams of water at 20^(@)C. When re...

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  4. 10 grams of ice at -20^(@)C is added to 10 grams of water at 50^(@)C. ...

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  5. Three liquids A, B and C of masses 400g, 600g and 800g are at 30^(@)C,...

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  6. 30 g of water at 300^(@)C is in a beaker . Which of the following when...

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  7. 300 g of water at 25^(@)C is added to 100 g of ice at 0^(@)C. The fina...

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  8. 10 gm of ice at -10^(@)C is mixed with 100 gm of water at 50^(@)C cont...

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  9. The fraction of ice that melts by mixing equal masses of ice at -10^(@...

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  10. A tap supplies water at 10^(@)c and another tap at 100^(@)c. How much ...

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  11. 1 g of steam at 100^(@)C is passed into a calorimeter of water equival...

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  12. The power of a refrigerator which freezes 100 gm of water at 10^(@)C i...

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  13. 100g of water is supercooled to -10^(@)C. At this point, due to some d...

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  14. Water of volume 2L in a closed container is heated with a coil of 1 kW...

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  15. The ends of a metal rod of length 40 cm are maintained at temperatures...

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  16. Three rods of same length and area of cross-section but of thermal con...

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  17. Two slabs A & B having lengths l(1)andl(2), respectively, and same cro...

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  18. Two cylindrical rods of the same material have the same temperature di...

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  19. Two identical rods of a metal are welded in series then conducts certa...

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  20. Two rods of same length and material transfer a given amount of heat i...

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