ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>NUMERICALS>Q 11

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IMPORTANT

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Two moles of oxygen at $0 ° C$ are compressed until the volume remains one-fourth of the initial value at the same temperature. Calculate the work done. $R = 8.31 J {mol}^{- 1} K^{- 1}$ .

Important Questions on Isothermal and Adiabatic Processes

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11th ICSE

IMPORTANT

ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>NUMERICALS>Q 12

An ideal gas of volume

1

litre and at pressure

8

atmospheres expands adiabatically until the pressure drops to 1 atmosphere. Find the final volume and work done. Given:

γ = 1.5, 1

atmosphere

= 1.013 x 10^{5} N m^{- 2}

and

1

litre

= 10^{- 3} m^{3} .

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IMPORTANT

ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>NUMERICALS>Q 13

One mole of oxygen at NTP has compressed adiabatically to

5

atmospheres. What are the new temperature and the work done? Given :

γ = 1.4

and

R = 8.31 J {mol}^{- 1} K^{- 1}

.

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IMPORTANT

ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 1

A monoatomic gas at a pressure

p

having a volume expands isothermally to a volume

2 V

and then adiabatically to a volume

16 V

. The final pressure of the gas is :

(t a k e γ = 5 / 3)

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ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 2

For a monatomic gas, the adiabatic relation between pressure volume is:

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IMPORTANT

ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 3

If, for an adiabatic change, the pressure and the temperature of a monoatomic gas are related as

P \propto T^{c}

, then c is equal to

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IMPORTANT

ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 4

A mono atomic gas

(γ = 5 / 3)

is compressed adiabatically to

\frac{1}{8} t h

of its original volume. How many times larger will be the new pressure than the original one?

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IMPORTANT

ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 5

An ideal monoatomic gas at

27 ° C

is compressed adiabatically to

(\frac{8}{27})

th of its original volume. The rise in temperature is

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IMPORTANT

ISC Physics Class XI Part 1>Chapter 22 - Isothermal and Adiabatic Processes>FOR DIFFERENT COMPETITIVE EXAMINATIONS>Q 6

For an ideal gas at constant temperature the correct graph showing variation of

β = \{- (\frac{d V}{d P}) / V\}

with

P

is