Question|Free Expansion |Heat Engine |Refrigerator

Carnot Engine and Refrigerator

Heat Pump Or Refrigerator

Calculation OF Entropy in Free Expansion || Entropy Change for Heating OF Solid, Liquid & Gas || Entropy OF Reaction ||Third law OF Thermodynamics

Cyclic Process | Efficiency of a cyclic process | Heat engine and refrigerator | Carnot cycle | Mean free path

A heat engine is a device

Gibb's Free Energy and Spontaneity | Thermal Expansion | Linear Expansion | Area Expansion | Volume Expansion | Buoyancy Problems

In an refrigerator, compressor motor is of 1kW power. Heat is transferred from -3^(@)C to 27^(@)C . Whast amount of heat is coming out of the refrigerator per second assuming that efficiency of refrigerator is 50% of a perfect engine ?