Q.
In which process net work done is zero?(i) Cyclic (ii) Free expansion(iii) Isochoric (iv) Adiabatic
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a
(ii, iv)
b
(ii, iii)
c
(iii, iv)
d
(i, ii)
answer is B.
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Detailed Solution
expansion in vacuum does not need work done and at constant volume also work done is zero.
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