Hi guy's another new topic MCQ Questions on Flow of Compressible Fluids (objective questions and answers) in Fluid Mechanics this mcq questions are important for preparation of any exam and better knowledge of fluid mechanics So lets start the further information,
MCQ Questions on Flow of Compressible Fluids (objective questions and answers)
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| MCQ Questions on Flow of Compressible Fluids (objective questions and answers) |
Q.no.1) The prime parameter causing in change of state fanno flow is
a) heat transfer
b) area change
c) buoyancy
d) None of these
Ans:- (c)
Q.no.2) What is speed of the sound in neon gas at temperature 500k. (Gas constant neon is 0.4210kj/kgk)
a) 592 m/s
b) 382 m/s
c) 492 m/s
d) 392 m/s
Ans:- (a)
Q.no.3) Velocity of sound largest in
a) water
b) air
c) steel
d) kerosene
Ans:-(c)
Q.no.4) Which one of the following properties drops across the normal stock
a) static pressure
b) stagnation pressure
c) stagnation temperature
d) both (a) and (b)
Ans:- (b)
Q.no.5) In normal temperature conditions the ratio of sound in water to that in air is
a) 3.5
b) 4.0
c) 1.5
d) 2.0
Ans:- (b)
Q.no.6) Acoustic velocity in the elastic gaseous medium is proportional to
a) stagnation temperature
b) absolute temperature
c) square root of absolute temperature
d) none of these
Ans:- (c)
Q.no.7) An airplane is cruising at speed at 800 kmph at an altitude, temperature of air is 0°© the flight mach number at this speed nearly
a) 0.67
b) 1.5
c) 0.456
d) 2.67
Ans:- (a)
Q.no.8) What does the fanno line describe?
a) isometric flow process
b) isometric flow proces with constant area duct
c) adiabatic flow process with constant area dust with friction
d) adiabatic flow process with variable area dust with friction
And:- (c)
Qno.9) Relative density of the mercury
a) 2.0
b)1.0
c) 2000
d) 13.6
Ans:- (d)
a Q.no.10) Compressible fluids assume to
a) polytropic
b) adiabatic
c) Isentropic
d) None of these
Ans:- (c)
So in this article we discussed MCQ Questions on Flow of Compressible Fluids (objective questions and answers) hope you understand well.
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