For the indicator diagram given below, which of the following is not correct?

A thermodynamic system undergoes cyclic process ABCDA as shown in figure. The work done by the system in the cycle is

1. ρ_oV_o 
 

2. 2ρ_oV_o
 

3. ρ_oV_o/2
 

4. zero

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

1. W=0                                 

2. Q=W=0

3. E=0                                   

4. Q=0

In a cyclic process, the internal energy of the gas:

A thermodynamic system is taken through the cycle PQRSP process. The net work done by the system is -

(1) 20 J

(2) – 20 J

(3) 400 J

(4) – 374 J

An ideal gas is taken through the cycle A → B → C → A, as shown in the figure. If the net heat supplied to the gas in the cycle is 5 J, the work done by the gas in the process C → A is 

(1) – 5 J

(2) – 10 J

(3) – 15 J

(4) – 20 J

In the following indicator diagram, the net amount of work done will be

(1) Positive

(2) Negative

(3) Zero

(4) Infinity

A cyclic process for \(1\) mole of an ideal gas is shown in the \(V\text-T\) diagram. The work done in \(AB, BC\) and \(CA\) respectively is:

The Carnot cycle (reversible) of gas is represented by a pressure-volume curve as shown in the figure. Consider the following statements:

Which of the statement(s) given above is/are correct?

The heat energy absorbed by a system is going through a cyclic process shown in the figure is:

(1) 10⁷ $\pi$ J

(2) 10⁴ $\pi$ J

(3) 10² $\pi$ J

(4) 10^–3$\pi$ J