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A body of mass 5 kg moving with a veloci...

A body of mass 5 kg moving with a velocity 10 m/s collides with another body of the mass 20 kg at rest, and comes to rest. The velocity of the second body due to collision is

A

36 J

B

18 J

C

9 J

D

3 J

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SL ARORA-Thermal Properties of Matter-Exercise
  1. Amount of heat required to raise the temperature of a body through 1 K...

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  2. Specific heat of a substance is a function of its

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  3. A body of mass 5 kg moving with a velocity 10 m/s collides with anothe...

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  4. Water falls from a height 500 m. what is the rise in temperature of wa...

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  5. 50 g of ice at 0^@C is mixed with 50 g of water at 80^@C . The final t...

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  6. As 6.00 kg of a liquid substance at its freezing point completely free...

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  7. In an energy recycling process, X g of steam at 100^(@)C becomes water...

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  8. A thermally isolated vessel contains 100g of water at 0^(@)C when air ...

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  9. The sprinkling of wate slightly reduces the temperature of a closed ro...

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  10. The boiling point of heavy water is

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  11. Which one of the following processes depends on gravity ?

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  12. In order that the heat flows from one part of a solid to another part,...

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  13. A body A of mass 0.5 kg and specific heat 0.85 is at a temperature of ...

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  14. The unit of thermal conductivity is :

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  15. The temperature gradient in a rod of 0.5 m long is 80^(@)C//m. If the ...

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  16. A body of length 1 m having cross sectional area 0.75 m^(2) has heat f...

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  17. Two rods of length d(1) and d(2) and coefficients of thermal conductiv...

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  18. Two rods are of same material and having same length and area. If heat...

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  19. The ratio of thermal conductivity of two rods of different material is...

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  20. Two rods having thermal conductivity in the ratio of 5 : 3 having equa...

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