First law of thermodynamics is also known as the law of:
(a) conservation of mass
(b) conservation of energy
(c) conservation of force
(d) conservation of momentum



(b) conservation of energy

Reason — According to the first law of thermodynamics — Energy can be transformed from one form to another form, but it can neither be created nor destroyed. Hence, energy is always conserved.

Was this answer helpful?

Didn't liked the above answer ?