Ask Questions, Get Answers

Home  >>  JEEMAIN and NEET  >>  Physics  >>  Class11  >>  Thermodynamics

The internal energy of a system remains constant when it undergoes

(a) both A and B alone are true \[\] (b) both B and C alone are true \[\] (c) both A and C alone are true \[\] (d) A , B ,C are true

1 Answer

Answer : A , B ,C are true
Explanation :
in (A) , du=0 , since system corner back to initial state
in (b) , du=0 Since dT=0
in (c) , dQ=du+dw
If dQ=dw , du=0 .
answered Mar 21, 2014 by yamini.v

Related questions