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MCQs 1: The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases ____________________ ?

will be higher will be lower will remain unaffected may be higher or lower depending upon the nature of non-condensable gases unpredictable
Answer Explanation

MCQs 2: The vapor compression refrigerator employs the following cycle_________________?

Rankine Carnot Reversed Rankine Brayton Reversed Carnot
Answer Explanation

MCQs 3: The moisture in a refrigerant is removed by___________________?

evaporator safety relief valve dehumidifier driers expansion valve
Answer Explanation

MCQs 4: In vapor compression cycle the condition off refrigerant is dry saturated vapor________________?

after passing through the condenser before passing through the condenser after passing through the expansion or throttle valve before entering the expansion valve before entering the compressor
Answer Explanation

MCQs 5: In vapour compression cycle, the conditii of refrigerant is saturated liquid________________?

after passing through the condenser before passing through the condensei after passing through the expansion throttle valve before entering the expansion valve before entering the compressor
Answer Explanation

MCQs 6: An important characteristic of absorption system of refrigeration is__________________?

noisy operation quiet operation cooling below 0°C very little power consumption its input only in the form of heating
Answer Explanation

MCQs 7: Vapor compression refrigeration is some what like ____________________?

Carnot cycle Rankine cycle reversed Camot cycle reversed Rankine cycle none of the above
Answer Explanation

MCQs 8: Ammonia-absorption refrigeration cycle requires__________________?

very little work input maximum work input nearly same work input as for vapour compression cycle zero work input none of the above
Answer Explanation

MCQs 9: One ton refrigeratiqn corresponds to_________________?

50 kcal/min 50 kcal/kr 80 kcal/min 80 kcal/hr 1000 kcal/day
Answer Explanation

MCQs 10: A standard ice point temperature corresponds to the temperature of ___________________?

water at 0°C ice at – 4°C solid and dry ice mixture of ice, water and vapour under equilibrium conditions under NTP conditions mixture of ice and water Under equilibrium conditions
Answer Explanation

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