Which one is not correct for a cyclic process as shown in the figure?

Engineering

Chemistry

Gibbs Free Energy Calculations and Third Law

First Law and Various Process

Intensive Extensive State and Path Function

Question

Which one is not correct for a cyclic process as shown in the figure?

A

dU = 0

B

q = –w

C

w = –314 J

D

q = 314 kJ

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For a cyclic process, dU = 0

∴q = ∆U + – w ⇒ q = – w

Also, w = Area covered by sphere or ellipse

$= {πr}^{2} = πxaxb = 3.14 x 10 x 10^{3} x 10 = 314 kJ$