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1. |
Select the correct order of steps in which a working substance(gas) goes through in a refrigerator. |
A. | Expansion of gas, absorption of heat, heating of vapour, release of heat |
B. | Absorption of heat, expansion of gas, heating of vapour, release of heat |
C. | Heating of vapour, expansion of gas, absorption of heat, release of heat |
D. | Heating of vapour, absorption of heat, expansion of gas, release of heat |
Answer» B. Absorption of heat, expansion of gas, heating of vapour, release of heat | |