In a P-V diagram (for an ideal gas), an isothermal curve will coincide
within adiabatic curve (through a point), when
(A) Cp < Cv
(B) Cp = Cv
(C) Cp > Cv
(D) C ≥ Cv
within adiabatic curve (through a point), when
(A) Cp < Cv
(B) Cp = Cv
(C) Cp > Cv
(D) C ≥ Cv