Q119. Which one of the following is the correct demonstration of the first law of thermodynamics?Physics — Heat and Thermodynamics — Question 119 of 415A. ∆H=q + wB. ∆H= qwC. ∆H=q - ∆P∆VD. ∆E = q + wPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →