Answer / pankaj singh pathania

cop stand for cofficent of performance.
cop is thae ratio of the refrigrating effect to the work
done.
mathmatically
c.o.p = refrigrating effect/work done

Answer / anmol verma

cop=desired effect/work done input

Answer / ram pratap yadav

c.o.p=desired effect/input work done

Answer / raghavendra

COP MEANS CO-EFFICIENT OF PERFORMENCE
AND IT IS THE RATIO OF DESIRED EFFECT TO THE WORK DONE
INPUT .
IN CASE OF HEAT ENGINE COP= WORK DONE /HEAT SUPPLIED

Answer / r.p

cop for heat engine=workdone/heat supplied

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