Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 83

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The isothermal bulk modulus of elasticity of a gas is $1.5 \times 10^{5} N m^{- 2}$ . Its adiabatic bulk modulus of elasticity will be if $γ = 1.4$ ,

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Important Questions on Thermodynamics

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Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 84

The pressure and volume of a diatomic gas are

P

and

V

, respectively. It is compressed suddenly to

1 / 32

of its initial volume, then its final pressure will be

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Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 85

The work done by a gas in an adiabatic process depends on,

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Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 86

The volume of a gas is reduced to

1 / 4

of its initial volume adiabatically at

27 ° C .

The final temperature of gas will be, if

γ = 1.4

,

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Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 87

1 m^{3}

of a gas is compressed suddenly at atmospheric pressure and temperature

27 ° C

such that its temperature becomes

627 ° C .

The final pressure of gas will be

(γ = 1.5)

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Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 88

If

1 kg

air

(γ = 1.4)

is heated adiabatically from

0 ° C

to

10 ° C

, then increase in its internal energy will be

(C_{V} = 0.172 cal {gm}^{- 1} ° C^{- 1}) =

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Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 89

$5.6 litre$ of helium gas at S.T.P. is adiabatically compressed to $0.7 litre$ . Taking the initial temperature to be $T_{1},$ the work done in the process is,

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Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 90

Find the coefficient of volume expansion of the gas, when an ideal gas is expanding such that

P T^{2} =

constant.

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Alpha Question Bank for Medical: Physics>Chapter 17 - Thermodynamics>Exercise-1>Q 91

One mole of an ideal gas at an initial temperature of

T K

does

6 R

joules of work adiabatically. If the ratio of specific heats of this gas at constant pressure and at constant volume is

5 / 3

, the final temperature of gas will be: