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State in brief, the meaning of each of the following:
The heat capacity of body is 50 `J^@ C^(-1)`

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50 J of heat is required to raise the temperature of body by `1^@`C.
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A certain gas in expanded from (1L, 10 atm) to (4L, 5 atm) against a constant external pressure of 1atm . If the initial temperature of gas is 300K and heat capacity for the process is 50J^(@)C^(-1) , the enthalpy change during the process is: (use: 1L-atm = 100J)

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ICSE-SELF ASSESSMENT PAPER 4-SECTION-B
  1. A battery of e.m.f. 12 V and internal resistance 2 Omega is connected ...

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  2. Name the liquid which has the highest specific heat capacity.

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  3. Name two factors on which the heat absorbed or given out by a body dep...

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  4. An equal quantity of heat is supplied to two substances A and B. The s...

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  5. State in brief, the meaning of each of the following: The heat capac...

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  6. State in brief, the meaning of each of the following: The specific l...

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  7. State in brief, the meaning of each of the following: The specific h...

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  8. Radioactive materials as an alternative source of energy must be wisel...

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  9. An engine can pump 30,000 L of water to a vertical height of 45 m in 1...

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  10. An object of mass 'm' is allowed to fall freely from a point A as show...

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  11. An object of mass 'm' is allowed to fall freely from a point A as show...

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  12. An object of mass 'm' is allowed to fall freely from a point A as show...

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  13. State three characteristics of musical sound.

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  14. How does the musical sound differ from the noise?

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  15. A nut is opened by a wrench of length 20 cm. If the least force requir...

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  16. Can the centre of mass of a body be at a point outside the body?

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  17. A nucleus ""(11)Na^(24) emits a beta particle to change into Magnesium...

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  18. A nucleus ""(11)Na^(24) emits a beta-particle to change into magnesium...

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  19. A nucleus ""(11)Na^(24) emits a beta particle to change into Magnesium...

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  20. Define the emf (E) of a cell and the potential difference (V) across a...

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