Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 69

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In the figure, the volume of container $X$ is double of the volume of container $Y$ . Both are filled with ideal gas. The temperature of $X$ is $200 K$ and that of $Y$ is $400 K$ . If the mass of gas in $X$ is $m$ , then the mass of gas in $Y$ will be?

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Important Questions on Behaviour of Perfect Gas and Kinetic Theory

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Physics Crash Course NEET>Chapter 9 - Behaviour of Perfect Gas and Kinetic Theory>Level 1>Q 70

A gas molecule of mass

M

at the surface of the earth has kinetic energy equivalent to

0 ° C

. If it were to go up straight without colliding with any other molecules, how high would it rise? Assume that the height attained is much less than the radius of the earth. (

k_{B}

is Boltzmann constant)

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

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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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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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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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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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?