1.  provide air around burners for obtaining optimum combustion

2.  transport and dry the coal

3.  convert CO(formed in lower zone of furnace) into C02 at higher zone

4.  air delivered by forced draft fan

4
Correct Answer :

transport and dry the coal


Explanation :
No Explanation available for this question

1.  isothermal

2.  isentropic

3.  adiabatic

4.  isochoric

4
Correct Answer :

isothermal


Explanation :
No Explanation available for this question

1.  gas turbine uses low air-fuel ratio to economies on fuel

2.  gas turbine uses high air-fuel ratio to reduce outgoing temperature

3.  gas turbine uses low air-fuel ratio to develop the high thrust required

4.  all of the above

4
Correct Answer :

gas turbine uses high air-fuel ratio to reduce outgoing temperature


Explanation :
No Explanation available for this question

1.  cannot be compressed

2.  occupy definite volume

3.  are not affected by change in pressure and temperature

4.  none of the above

4
Correct Answer :

none of the above


Explanation :
No Explanation available for this question

1.  A.C. electric motor

2.  compressed air

3.  petrol engine

4.  diesel engine

4
Correct Answer :

compressed air


Explanation :
No Explanation available for this question

1.  These are used to dampen pulsations

2.  These act as reservoir to- take care of sudden demands

3.  These increase compressor efficiency

4.   These knock out some oil and moisture

4
Correct Answer :

These increase compressor efficiency


Explanation :
No Explanation available for this question

1.  Newton's law of motion

2.  Newton's law of viscosity

3.  Pascal' law

4.  Continuity equation

4
Correct Answer :

Continuity equation


Explanation :
No Explanation available for this question

1.  sun

2.  shade

3.  rain

4.  enclosed room

4
Correct Answer :

rain


Explanation :
No Explanation available for this question

1.  Power consumption per unit of air delivered is low

2.  Volumetric efficiency is high

3.  It is best suited for compression ratios around 7:1

4.  The moisture in air is condensed in the inter cooler

4
Correct Answer :

Volumetric efficiency is high


Explanation :
No Explanation available for this question

1.  employing inter cooler

2.  by constantly cooling the cylinder

3.  by running compressor at very slow speed

4.  by insulating the cylinder

4
Correct Answer :

by running compressor at very slow speed


Explanation :
No Explanation available for this question

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