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(A) : When a solid iron ball is heated, ...

(A) : When a solid iron ball is heated, the percentage change in its volume is greatest.
( R) : `beta=2alphaandgamma=3alpha` where the symbols have their usual meaning.

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

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The correct Answer is:
B
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AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-IB
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  2. (A) : A hollow bottle retains its shape when heated. ( R) : When hol...

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  3. (A) : When a solid iron ball is heated, the percentage change in its v...

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  4. (A) : Real expansion of liquid does not depend upon material of contai...

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  5. (A) : If w(1),w(2),w(3) are the weights of given body in air, in water...

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  6. (A) : A vessel is filled, with water, up to brim at 4^(@)C. It over fl...

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  7. (A) : A block is floating on surface of water at 0^(@)C. As temperatur...

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  8. (A) : Aquatic animals, at bottom of water in a lake, survive in cold c...

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  9. (A) : Anamalous expansion of water is favorable for acquatic animals ...

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  10. (A) : When water at 4^(@)C is filled to the brim of a beaker, then it ...

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  11. (A) : At 4^(@)C the coefficient of expansion of water is zero. ( R) ...

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  12. (A) : A small stone is inside an ice block which floats in water. When...

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

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

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

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

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

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

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

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

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