When a system is taken from state i to a state f along path iaf, Q = 50 J and W = 20 J. Along path ibf, Q = 35 J. If W = –13 J for the curved return path f i, Q for this path is

(1) 33 J

(2) 23 J

(3) – 7 J

(4) – 43 J

Concept Videos :-

#16 | Internal Energy (U) of Gas
#17 | Solved Example: 5
#18 | Solved Example: 6
#31 | First Law
#32 | Application of First Law to Adiabatic Process
#33 | Application of First Law to IsoThermal Process
#34 | Solved Example: 14
#35 | Application of First Law to Isochoric & Cyclic Processes
#36 | Solved Example: 15
#37 | Differential Form of First Law

Concept Questions :-

First law of thermodynamics
To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level: