Correct answer
A. Hydrogen
Explanation
The correct answer is Hydrogen.
The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 > T2) is given by (T1 – T2)/T1. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T1 and T2 is given by________?
Melting of ice is an example of an ________ process?
Unit operation involved in the prilling of urea is________?
Pick out the wrong statement?
A mixture of phosphate rock ________ is heated in an electric furnace to produce phosphorous?
A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system________?