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Two moles of air, when heated through 10...

Two moles of air, when heated through 10 K expand by an amount of `1.66 xx 10^(-3) m^3` under a constant pressure of `10^5 N//m^2`. If `C_v = 20.81` J/mole K, then `C_p` is,

A

29.11 J/mole K

B

19.11 J/mole K

C

32.11 J/mole K

D

19.11J/mole K

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The correct Answer is:
A
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AAKASH SERIES-THERMODYNAMICS-PRACTICE SHEET (EXERCISE - I (LEVEL - I (STRAIGHT OBJECTIVE TYPE QUESTIONS)))
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  2. Five kilomoles of oxygen is heated at constant pressure. The temperatu...

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  3. Two moles of air, when heated through 10 K expand by an amount of 1.66...

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  4. Four moles of a perfect gas heated to increase its temperature by 2^@C...

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  5. Five moles of hydrogen is heated through 20 K under constant pressure....

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  6. When 20 J of work was done on a gas, 40J of heat energy was released. ...

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  7. When 1 gm of water changes from liquid to vapour phase at constant pre...

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  8. Find the change in internal energy in joule. When 10g of air is heated...

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  9. The temperature of 5 moles of a gas at constant volume is changed from...

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  10. When an ideal diatomic gas is heated at constant pressure, the fractio...

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  11. When a monoatomic gas expands.at constant pressure, the percentage of ...

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  12. H calories of heat is required to increase the temperature of one mole...

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  13. 1/2 mole of Helium gas is contained in a container at S.T.P. The heat ...

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  14. How much heat energy in joules must be supplied to 14 gms of nitrogen ...

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  15. For a gas, the difference between the two specific heats is 41503 Kg^(...

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  16. The specific heat of air at constant pressure is 1.005 kJ/kg K and the...

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  17. The specific heat of Argon at constant volume is 0.3122kJ/kg K. Find t...

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  18. If the ratio of the specific heats of steam is 1.33 = and R = 8312J/km...

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  19. The volume of 1 kg of hydrogen gas at N.T.P is 11.2 m^3 . Specific hea...

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  20. 70 cal of heat is required to rise the temperature of 2 moles of an id...

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