REFRIGERATION AND AIR CONDITIONING QUIZ

Is more than 1

Is equal to 1

Is less than 1

Depends upon the make

1 + (1/C.O.P)

1 - C.O.P.

1 - (1/C.O.P)

1 + C.O.P

Water is used as a refrigerant and lithium bromide as an absorbent

Lithium bromide is used as a refrigerant and water as an absorbent

Ammonia is used as a refrigerant and lithium bromide as an absorbent

None of these

Dry bulb temperature

Dew point temperature

Wet bulb temperature

Relative humidity

None of the listed here

Vapour compression cycle

Vapour absorption cycle

Air refrigeration cycle

Reversed Carnot cycle

Rankine’s cycle

Brayton cycle

Carnot cycle

Dry bulb temperature

Dew point temperature

Wet bulb temperature

Specific humidity

P.F. - 1

1 + B.P.F.

1/ B.P.F.

1 - B. P.F.

Nearly same work input as for vapour compression cycle

Zero work input

Very little work input

Maximum work input

Ammonia and lithium bromide

Water and lithium bromide

Ammonia and water

Water and water