When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but lower than its dry bulb temperature, then the air is said to be

Refrigeration and Air Conditioning
When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but lower than its dry bulb temperature, then the air is said to be

Heated and humidified

Cooled and humidified

Heated and dehumidified

Cooled and dehumidified

Heated and humidified

Cooled and humidified

Heated and dehumidified

Cooled and dehumidified

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Refrigeration and Air Conditioning
A one tonne refrigerating machine means that

One tonne refrigerant is used

One tonne of water can be converted into ice

One tonne is the total mass of machine

One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min

One tonne refrigerant is used

One tonne of water can be converted into ice

One tonne is the total mass of machine

One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min

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Refrigeration and Air Conditioning
The leaks in a refrigeration system using Freon are detected by

Smelling

Sulphur sticks which on detection gives white smoke

Using reagents

Halide torch which on detection produces greenish flame lighting

Smelling

Sulphur sticks which on detection gives white smoke

Using reagents

Halide torch which on detection produces greenish flame lighting

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Refrigeration and Air Conditioning
The domestic refrigerator uses following type of compressor

Piston type reciprocating

Centrifugal

Axial

Miniature sealed unit

Piston type reciprocating

Centrifugal

Axial

Miniature sealed unit

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Refrigeration and Air Conditioning
The thermostatic expansion valve is used in ________ type of evaporators.

DX coil

None of these

Dry

Flooded

DX coil

None of these

Dry

Flooded

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Refrigeration and Air Conditioning
Highest pressure encountered in a refrigeration system should be

Much below critical pressure

Much above critical pressure

Near critical pressure

Critical pressure of refrigerant

Much below critical pressure

Much above critical pressure

Near critical pressure

Critical pressure of refrigerant

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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but lower than its dry bulb temperature, then the air is said to be

Refrigeration and Air Conditioning A one tonne refrigerating machine means that

Refrigeration and Air Conditioning The leaks in a refrigeration system using Freon are detected by

Refrigeration and Air Conditioning The domestic refrigerator uses following type of compressor

Refrigeration and Air Conditioning The thermostatic expansion valve is used in ________ type of evaporators.

Refrigeration and Air Conditioning Highest pressure encountered in a refrigeration system should be

Refrigeration and Air Conditioning
When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but lower than its dry bulb temperature, then the air is said to be

Refrigeration and Air Conditioning
A one tonne refrigerating machine means that

Refrigeration and Air Conditioning
The leaks in a refrigeration system using Freon are detected by

Refrigeration and Air Conditioning
The domestic refrigerator uses following type of compressor

Refrigeration and Air Conditioning
The thermostatic expansion valve is used in ________ type of evaporators.

Refrigeration and Air Conditioning
Highest pressure encountered in a refrigeration system should be