Thermodynamics Test

Result

Thermodynamics Test - 65

Score
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Weekly Quiz Competition

Question 1
4 / -1

Two moles of helium gas are taken over the cycle ABCDA, as shown in the P-T diagram.
The work done on the gas in taking it from D to A is

A
–414 R

B
+414 R

C
–690 R

D
+690 R

Solution
Question 2
4 / -1

Two moles of helium gas are taken over the cycle ABCDA, as shown in the P-T diagram.?
The net work done on the gas in the cycle ABCDA is

A
zero

B
276 R

C
1076 R

D
1904 R

Solution
Question 3
4 / -1

A
Only the force of gravity

B
The force due to gravity and the force due to the pressure of the liquid

C
The force due to gravity, the force due to the pressure of the liquid and the force due to viscosity of the liquid

D
The force due to gravity and the force due to viscosity of the liquid
Question 4
4 / -1

A

B

C

D

Solution
Question 5
4 / -1

A

B

C

D

Solution
Question 6
4 / -1

Match the following for the given process

A

B

C

D

Solution
Question 7
4 / -1

Column I contains a list of processes involving expansion of an ideal gas. Match this with Column II describing the thermodynamic change during this process.

A

B

C

D

Solution
Question 8
4 / -1

One mole of a monatomic ideal gas is taken through a cycle ABCDA as shown in the P-V diagram. Column-Il gives the characteristics involved in the cycle. Match them with each of the processes given in Column-I

A

B

C

D

Solution
Question 9
4 / -1

In changing the state of thermodynamics from A to B state, the heat required is Q and the work done by the system is W. The change in its internal energy is

A
Q + W

B
Q – W

C
Q

D

Solution
Question 10
4 / -1

If Q E and W denote respectively the heat added, change in internal energy and the work done in a dosed cycle process, then

A
E = 0

B
Q = 0

C
W = 0

D
Q = W = 0