One ton refrigeratiqn corresponds to_________________?

A. 50 kcal/min
B. 50 kcal/kr
C. 80 kcal/min
D. 80 kcal/hr

Ammonia-absorption refrigeration cycle requires__________________?

A. Very little work input
B. Maximum work input
C. Nearly same work input as for vapour compression cycle
D. Zero work input

Vapor compression refrigeration is some what like ____________________?

A. carnot cycle
B. rankine cycle
C. reversed camot cycle
D. reversed rankine cycle

An important characteristic of absorption system of refrigeration is__________________?

A. Nosiy operation
B. Quiet operation
C. Cooling below 0°c
D. Very little power consumption

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

A. After passing through the condenser
B. Before passing through the condensei
C. After passing through the expansion throttle valve
D. Before entering the expansion valve

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

A. after passing through the condenser
B. before passing through the condenser
C. after passing through the expansion or throttle valve
D. before entering the expansion valve

The moisture in a refrigerant is removed by___________________?

A. Evaporator
B. Safety relief valve
C. Dehumidifier
D. Driers

The vapor compression refrigerator employs the following cycle_________________?

A. rankine
B. carnot
C. reversed rankine
D. brayton

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

A. Will be higher
B. Will be lower
C. Will remain unaffected
D. May be higher or lower depending upon the nature of non-condensable gases

Allowable pressure on high-pressure side or ammonia absorption system is of the order of_________________?

A. Atmospheric pressure
B. Slightly above atmospheric pressure
C. 2-4 bars
D. 5-6 bars