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Two identical beakers with negligible th...

Two identical beakers with negligible thermal expansion are filled with water to the same level at `4^(@)C`. If one (say A) is heated while the other B is cooled, then

A

water level in `A` will rise

B

water level in `B` will rise

C

water level in `A` will fall

D

water level in `B` will fall

Text Solution

Verified by Experts

The correct Answer is:
A, B
Water at `4^(@)C` has highest density
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ALLEN-GEOMETRICAL OPTICS-EXERCISE -02
  1. Which of the following statements is // are correct ?

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  2. Three containers C(1),C(2) and C(3) have water at different temperat...

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  3. Two identical beakers with negligible thermal expansion are filled wit...

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  4. The figure shows two paths for the change of state of a gas from A to ...

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  5. During the melting of a slab of ice at 273 K a atmospheric pressure

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  6. T wo substances A and B of equal mass m are heated at uniform rate of ...

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  7. A well insulated substance in solid state is heated at a constant rate...

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  8. Three closed vessels A,B, and C are at the same temperature T and cont...

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  9. A partition divides a container having insulated walls into two compar...

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  10. When a gas is heated in a vessel of constant volume , the pressure inc...

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  11. During an experiment, an ideal gas is found to obey a condition (p^2)/...

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  12. An ideal gas can be expended from an initial state to a certain volume...

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  13. Pressure versus temperature graph of an ideal gas is as shown in figur...

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  14. When unit mass of water boils to become steam at 100^(@)C, it absorbs ...

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  15. N molecules each of mass m of gas A and 2N molecules each of mass 2m o...

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  16. A vessel is partitioned in two equal halves by a fixed diathermic sepa...

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  17. A closed vessel contains a mixture of two diatomic gases A and B. Mola...

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  18. N (lt 100) molecules of a gas have velocities 1,2,3….N km/s respective...

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  19. Let vecV, V("m s") and Vp respectively, denote the mean speed, root ...

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  20. The following are the P-V diagrams for cyclic processes for a gas. In ...

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