Kinetic Theory of Gases Test

Result

Kinetic Theory of Gases Test - 55

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Weekly Quiz Competition

Question 1
4 / -1

The specific heats at constant pressure is greater than that of the same gas at constant volume because

A
At constant pressure work is done in expanding the gas

B
At constant volume work is done in expanding the gas

C
The molecular attraction increases more at constant pressure

D
The molecular vibration increases more at constant pressure
Question 2
4 / -1

The specific heat of a gas

A
Has only two values C_Pand C_V

B
Has a unique value at a given temperature

C
Can have any value between 0 and ∞

D
Depends upon the mass of the gas

Solution
Question 3
4 / -1

The molar specific heat at constant pressure for a monoatomic gas is

A

B

C

D
4 R

Solution
Question 4
4 / -1

For a gas, if γ = 1.4, then atomicity, C_Pand C_V of the gas are respectively

A

B

C

D

Solution
Question 5
4 / -1

Which of the following formula is wrong?

A

B

C

D

Solution
Question 6
4 / -1

In gases of diatomic molecules the ratio of the two specific heats of gases C_P/C_V is

A
1.66

B
1.40

C
1.33

D
1.00

Solution
Question 7
4 / -1

For hydrogen gas C_P–C_V = a and for oxygen gas C_P–C_V = b. So the relation between a and b is given by

A
a =16b

B
b =16a

C
a = 4b

D
a = b

Solution
Question 8
4 / -1

For a gas the difference between the two specific heats is 4150 J/kg K. What is the specific heats at constant volume of gas, if the ratio of specific heat is 1.4?

A
8475 J/kg K

B
5186 J/kg K

C
1660 J/kg K

D
10375 J/kg K

Solution
Question 9
4 / -1

The quantity of heat required to raise one mole through one degree kelvin for a monoatomic gas at constant volume is

A

B

C

D
4 R

Solution
Question 10
4 / -1

The specific heat relation for ideal gas is

A
C_P+ C_V = R

B
C_P–C_V = R

C
C_P/ C_V = R

D
C_V/C_P= R

Solution