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(A) : When water is heated from 0^(@)C t...

(A) : When water is heated from `0^(@)C` to `10^(@)C`, its volume first decreases and then increases.
( R) : When water is heated from `0^(@)C` to `10^(@)C`, its density first decreases and then increases.

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

Both (A) and (R) are false

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-IB
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  2. (A) : A small stone is inside an ice block which floats in water. When...

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  3. (A) : When water is heated from 0^(@)C to 10^(@)C, its volume first de...

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  4. (A) : 10 litres of Benzene will weigh more in winter than in summer. ...

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  5. (A) : V-t graph for a gas at constant pressure is a straight line pass...

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  6. (A) : At constant temperature, when pressure of a gas is increased by ...

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  7. (A) : Pressure of gas is same every where inside a closed container ...

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  8. (A) : With increase in temperature, the pressure of given gas increase...

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  9. (A) : Ideal gas molecules posses potential energy. ( R) : There exis...

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  10. (A) : PV/T = constant for 1 gram of gas. This constant varies from gas...

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  11. (A) : Real gases behave like an ideal gas at low densities. ( R): At...

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  12. (A) : For a constant volume gas thermometer one should fill the gas at...

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  13. (A) : A gas behaves more closely as an ideal gas at low pressure and h...

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  14. (A) : Clothes dry faster when wind is blowing. ( R) : At the boiling...

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  15. (A) : The melting point of ice decreases with increase of pressure. ...

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  16. (A) : Melting of solid causes no change in internal energy. ( R) : L...

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  17. (A) : Specific heat capacity is the cause of formation of land and sea...

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  18. (A) : Two bodies at different temperatures, if brought in thermal cont...

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  19. (A) : Specific heat of a body is always greater than its thermal capac...

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  20. (A) : The molecules at 0^(@)C ice and 0^(@)C water will have same pote...

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