The following are the P-V diagrams for cyclic processes for a gas. In which of these processes is heat absorbed by the gas ?

Question

The following are the P-V diagrams for cyclic processes for a gas. In which of these processes is heat absorbed by the gas ? <img class="img-fluid question-image" alt="Question" src="https://cdn.tardigrade.in/q/nta/p-vwvsajexh9sseppd.jpg" /> (A) (.i.),(.iii.) (B) (.ii.),(.iii.) (C) (.iii.),(.iv.) (D) (.i.),(.ii.),(.iii.)

Tardigrade Admin · Accepted Answer

(i) Clockwise cycle on P-V diagram Δ Wcyclic=+ve=Δ Qcyclic Heat is absorbed (ii) anticlockwise cycle on V-P diagram Δ Wcyclic=+ve=Δ Qcyclic heat is absorbed (iii) clockwise cycle on P-V diagram Δ Wcyclic=+ve=Δ Qcyclic heat is absorbed (iv) clockwise cycle on V-P diagram Δ Wcyclic=-ve=Δ Qcyclic heat is rejected

Q. The following are the $P - V$ diagrams for cyclic processes for a gas. In which of these processes is heat absorbed by the gas ?

$(i), (iii)$

$(ii), (iii)$

$(iii), (i v)$

$(i), (ii), (iii)$

Q. The following are the P−V diagrams for cyclic processes for a gas. In which of these processes is heat absorbed by the gas ?

(i),(iii)

(ii),(iii)

(iii),(iv)

(i),(ii),(iii)

Q. The following are the $P - V$ diagrams for cyclic processes for a gas. In which of these processes is heat absorbed by the gas ?

$(i), (iii)$

$(ii), (iii)$

$(iii), (i v)$

$(i), (ii), (iii)$