Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 71

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IMPORTANT

Earn 100

In a dilute gas at pressure $P$ and temperature ' $t$ ', the time between successive collision of a molecule varies with $T$ as :

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Important Questions on Behaviour of Perfect Gas and Kinetic Theory

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NEET

IMPORTANT

Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 72

A solid cube and sphere are made of same substance and both have same surface area. If the temperature of both bodies 120ºC then:

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Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 73

The total kinetic energy of

1 mol

of

N_{2}

at

27 {}^{\circ}C

will be approximately:-

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IMPORTANT

Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 74

Mean kinetic energy (or average energy) per gram molecule of a monatomic gas is given by:

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Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 75

If the total number of

H_{2}

molecules is double that of the

O_{2}

molecules then the ratio of total kinetic energies of

H_{2}

to that of

O_{2}

at

300 K

is:

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IMPORTANT

Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 76

At which of the following temperature any gas has average molecules kinetic energy double that of at

20 ° C

?

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IMPORTANT

Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 77

When the temperature is increased from

0 ° C

to

273 ° C

, in what ratio of final to initial does the average kinetic energy of molecules change?

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IMPORTANT

Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 78

At

27 º C

temperature, the kinetic energy of an ideal gas is

E_{1}

. If the temperature is increased to

327 º C

, then kinetic energy would be

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Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 79

Oxygen and hydrogen gases are at temperature

T

. Then

K E

of molecules of oxygen gas is equal to how many times of average

K E

of molecules of hydrogen gas:-