Vapour compression refrigeration systems use __ energy to perform compression.
A. mechanical
B. thermal
C. gravitational
D. nuclear
Answer:A
Vapour compression refrigeration systems use __ energy to perform compression.
A. mechanical B. thermal C. gravitational D. nuclear
Explanation: Vapour compression refrigeration systems use mechanical energy. The electrical energy is converted into mechanical energy to perform the process of compression. Renewable Energy Mcq