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A ball of mass 20 g and specific heat ca...

A ball of mass 20 g and specific heat capacity `0.1 cal//g –.^(@)C`. The water equivalent of ball is

A

2g

B

4g

C

6g

D

5g

Text Solution

Verified by Experts

The correct Answer is:
A
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MOTION-CALORIMETRY -EXERCISE - 1
  1. The thermal capacity of 40 g of aluminium (specific heat =0.2 cal//gm^...

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  2. The heat capacity of a metal is 4200 J/k. Its water equivalent is -

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  3. A ball of mass 20 g and specific heat capacity 0.1 cal//g –.^(@)C. The...

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  4. The water equivatent of a 400 g copper calorimeter (specific heat =0.1...

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  5. Two spheres made of same substance have diameters in the ratio 1:2. th...

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  6. The amount of heat required to raise the temperature of 1 kg of water ...

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  7. When the temperature of an iron sphere of mass 1kg. falls from 30^(@)C...

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  8. In the above problem the specific heat of iron will be

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  9. A solid material is supplied heat at a constant rate. The temperature...

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  10. The graph shown in the figure represents change in the temperature of ...

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  11. The graph shows the variation of temperature (T) of one kilogram of a ...

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  12. A liquid of mass m and specific heat c is heated to a temperature 2T. ...

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  13. Two liquid A and B are at 32^@C and 24^@C. When mixed in equal masses ...

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  14. The amount of heat supplied to decrease the volume of an ice water mix...

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  15. The temperature of ice is – 10°C [specific heat = 0.5 kcal//(kg-°C)] a...

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  16. If 10 g of ice at 0^(@)C is mixed with 10 g of water at 40^(@)C. The f...

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  17. 540 g of ice at 0^(@)C is mixed with 540 g of water at 80^(@)C. The fi...

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  18. 10 gm of ice at – 20^(@)C is added to 10 gm of water at 50^(@)C. Speci...

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  19. One gram of ice at 0^(@)C is added to 5 gram of water at 10^(@)C. If t...

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  20. 5 gm of steam at 100^(@)C is passed into six gm of ice at 0^(@)C. If t...

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