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The earth receives 8.4J/minute/ m^2 ene...

The earth receives 8.4J/minute/ `m^2` energy from the sun. If he solar energy in `10xx10^4 m^2` area is concentrated in a cupfilled with 100 g water at `0^@C` The time during which water will boil (in sec) is :

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AAKASH SERIES-CALORIMETRY -ADDITIONAL PRACTICE EXERCISE (LEVEL - II) (LECTURE SHEET (ADVANCED)(Straight Objective Type Questions)
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  9. A block of ice at -10^@C is slowly heated and converted to steam at 1...

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  10. A substance of mass in kg requires it power input of P watt to remain ...

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  11. Equal volumes of water and alcohol when put in similar calorimeters ta...

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  16. 2 kg of ice at -20^@C is mixed with 5 kg of water at 20^@C in an ins...

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  18. A piece of ice (heat capacity = 2100 J kg-1""^@C^(-1) and latent heat...

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  19. A metal rod AB of length 10x has its one end A in ice at 0^@C and the...

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