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  • Figure shows the variation in temperature  with the amount of heat supplied (Q) in an isobaric p

Figure shows the variation in temperature (\Delta T) with the amount of heat supplied (Q) in an isobaric process corresponding to a monoatomic (M), diatomic (D) and polyatomic (P) gas. The initial state of all the gases are the same and the scales for the two axes coincide. Ignoring vibrational degrees of freedom, the lines a,b and c respectively correspond to :

Option: 1

P, M and D


Option: 2

M,D and P


Option: 3

P,D and M


Option: 4

D,M and P 


Answers (1)

best_answer

\begin{aligned} &Q=n C_{P} \Delta T\\ &M \rightarrow C_{P}=\frac{5 R}{2}\\ &D \rightarrow C_{P}=\frac{7 R}{2}\\ &P \rightarrow C_{P}>\frac{7 R}{2} \end{aligned}

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