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ESE 2021 ME Technical Quiz || Gas Refrigeration
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Question 1
A hermetically sealed unit implies ________.
Question 2
A refrigeration plant uses a condenser with heat rejection ratio of 1.2. If the capacity of the plant is 210 kJ/min, then the value of the COP of the refrigeration plant is
Question 3
In a Bell Coleman cycle refrigeration plant, compression and expansion of air are isentropic. If the temperature of air entering and leaving the expander are 500K and 250K, the COP of the plant is
Question 4
Match List-I (Cycle) with List-II (Equipment) and select the correct answer using the code given below the lists.
List-I
A. Air refrigeration
B. Vapour Compression refrigeration
C. Vapour absorption refrigeration
D. Steam jet refrigeration
List-II
(1). Absorber
(2). Flash chamber
(3). Turbine
(4). Compressor
List-I
A. Air refrigeration
B. Vapour Compression refrigeration
C. Vapour absorption refrigeration
D. Steam jet refrigeration
List-II
(1). Absorber
(2). Flash chamber
(3). Turbine
(4). Compressor
Question 5
For air-conditioning applications having capacity of more than 200 TR, the recommended compressor is:
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