Kinetic Theory of Gases (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 21 - 24 of 40
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Question number: 21
» Kinetic Theory of Gases » Kinetic Energy and Temperature
Question
Which of the following statements is true?
Choices
| Choice (4) | Response | |
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| a. | The root mean square speed of the molecules of different ideal gases, maintained at the same temperature are the same |
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| b. | Given sample of 1 cc of hydrogen and 1 cc of oxygen both at NTP; oxygen sample has a large number of molecules |
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| c. | Two different gases at the same temperature and pressure have equal root mean square velocities. |
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| d. | Absolute zero temperature is not zero energy temperature |
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Question number: 22
» Kinetic Theory of Gases » Kinetic Energy and Temperature
Question
In the two vessels of same volume, atomic hydrogen and helium at pressure 1 atm and 2 atm are filled. If temperature of both the samples is same, then average speed of hydrogen atoms < C H > will be related to that of helium < C He > as,
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Question number: 23
» Kinetic Theory of Gases » Kinetic Energy and Temperature
Question
For a gas at a temperature T the root-mean-square velocity V r. m. s, the most probable speed V mp, and the average speed V av obey the relationship
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Question number: 24
» Kinetic Theory of Gases » Work Done on Compressing a Gas
Question
1 7 calories of heat are required to raise the temperature 2 moles of an ideal gas at constant pressure from 30°C to 35°C The amount of heat required to rise the temperature of same gas through the same range (30° C to 35° C) at constant volume (R = 2 Cal/mole K)
Choices
| Choice (4) | Response | |
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| a. | 70 Cal |
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| b. | 450 Cal |
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| c. | 50 Cal |
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| d. | 30 Cal |
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