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Priya Sharma
Priya Sharma
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study24x7Priya Sharma

Priya Sharma

Studied Master of Science at University of Kota
Live in Kota,India, Rajasthan
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Priya Sharma
03 Oct 2023 01:25 PM study24x7 study24x7

When the temperature of air leaving the intercooler, in a two stage compression with intercooler, is __________ the original atmospheric air temperature, then the intercooling is known as perfect or complete intercooling.

A

equal to

B

less than

C

more than

IIT Entrance IIT-JEE
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Priya Sharma
03 Oct 2023 01:24 PM study24x7 study24x7

Intercooling in gas turbines

A

decreases net output but increases thermal efficiency

B

increases net output but decreases thermal efficiency

C

decreases net output and thermal efficiency both

D

increases net output and thermal efficiency both

IIT Entrance IIT-JEE
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Priya Sharma
03 Oct 2023 01:24 PM study24x7 study24x7

Gas turbine as compared to steam turbine

A

requires less space for installation

B

has compressor and combustion chamber

C

has less efficiency

D

all of these

IIT Entrance IIT-JEE
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Priya Sharma
03 Oct 2023 01:23 PM study24x7 study24x7

A closed cycle gas turbine gives ______ efficiency as compared to an open cycle gas turbine.

A

same

B

lower

C

higher

IIT Entrance IIT-JEE
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Priya Sharma
03 Oct 2023 01:23 PM study24x7 study24x7

A large clearance Volume in a reciprocating compressor results in

A

reduced volume flow rate

B

increased volume flow rate

C

lower suction pressure

D

lower delivery pressure

IIT Entrance IIT-JEE
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Priya Sharma
29 Sep 2023 11:25 AM study24x7 study24x7

In a centrifugal compressor, an increase in speed at a given pressure ratio causes

A

increase in flow

B

decrease in flow

C

increase in efficiency

D

increase in flow and decrease in efficiency

IIT Entrance IIT-JEE
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Priya Sharma
29 Sep 2023 11:25 AM study24x7 study24x7

A rotary compressor is driven by an

A

electric motor

B

engine

C

either (a) or (b)

D

none of these

IIT Entrance IIT-JEE
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Priya Sharma
29 Sep 2023 11:24 AM study24x7 study24x7

Workdone by a two-stage reciprocating air compressor per cycle is equal to the workdone in LP. cylinder and H.P. cylinder.

A

True

B

False

IIT Entrance IIT-JEE
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Priya Sharma
29 Sep 2023 11:24 AM study24x7 study24x7

Rotary compressors are used for delivering

A

small quantities of air at high pressures

B

large quantities of air at high pressures

C

small quantities of air at low pressures

D

large quantities of air at low pressures

IIT Entrance IIT-JEE
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Priya Sharma
29 Sep 2023 11:23 AM study24x7 study24x7

In axial flow compressor, exit flow angle deviation from the blade angle is a function of

A

blade camber

B

blade camber and incidence angle

C

space-chord ratio

D

blade camber and space-chord ratio

IIT Entrance IIT-JEE
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