A.Its size, surface condition and material
B.Kind of refrigerant used
C.Temperature difference between the evaporator and the surrounding air
D.Velocity of turbulence
E.Compressor speed
A.Relative humidity increases
B.Relative humidity decreases
C.Capacity to hold moisture increases
D.There is no effect on moisture holding capacity
E.Dew point occurs
A.Means breakdown in compression
B.Occurs between piston and cylinder heads
C.Occurs when load is too high
D.Means ignition of refrigeration due to high temperature
E.Occurs due to ignition of vapours in compressor crank case
A.Offer no resistance to flow of heat at low temperatures
B.Offer no resistance to flow of electricity at low remperatures
C.Cannot be magnetised at low temperatures
D.Offer no resistance to flow of fluids at low temperatures
E.Can be rubbed with other superconductors without frictional effects at low temperatures
A.Shaded pole type
B.Permanent split capacitor type
C.Capacitor start type
D.Capacitor start and capacitor run type
E.Starting torque is same in all motors
A.In liquid form
B.Wet vapour
C.Dry vapour
D.Dry and saturated vapour
E.None of the above
A.High critical temperature
B.Low specific heat of liquid
C.Low boiling point
D.High specific volume of air
E.All of the above
A.Condenser only
B.Absorber only
C.Separator only
D.Condenser and absorber
E.Condenser, absorber and separator
A.Accumulator
B.Agitator
C.Balancer
D.Condenser
E.None of the above
A.Condenser needs cleaning
B.Cooling tower or spray pond not handling the load properly
C.Uneven water distribution over the condensing surfaces
D.Any of the above
E.None of the above
