Let us see the Fluid Dynamics Solved MCQs Questions Answers.
1. The study of fluid in motions is called
A.Fluid statistics
B.Fluid dynamics
C.Dynamics
D.Statics
E.None of these
Answer B
2. The drag force increases as the speed of the object
A.Decreases
B.Increases
C.Both A and B
D.Remains constant
E.None of these
Answer B
3. The pressure will be low when the speed of the fluid is,
A.Low
B.Constant
C.Zero
D.High
E.First high then low
Answer D
4. The fluid which is incompressible and non-viscous is called,
A.Viscous fluid
B.Non-ideal fluid
C.Ideal fluid
D.Perfect fluid
E.None of these
Answer C
5. Bernoulli’s principle is based on the conservation of:
A.Mass
B.Momentum
C.Energy
D.Force
E.None of these
Answer C
6. The barometer is used for the measurement of:
A.Liquids pressure
B.Liquids volume
C.Pressure of mercury
D.Liquids viscosity
E.Atmospheric pressure
Answer E
7. Laminar flow usually occurs at speed.
A.Very high
B.High
C.Low
D.Sometimes high and sometimes low
E.Maximum
Answer C
8. Blood vessels are
A.Rigid
B.Not rigid
C.Of glass
D.Of rubber
E.Of plastic
Answer B
9. The profile of airplane wing which lift up is called as
A.Curved profile
B.Spherical shape
C.Wing shape
D.None of these
E.Spherical shape
Answer B
10. Stokes law is applicable if the body has _____ shape.
A.Rough
B.Square
C.Circular
D.Spherical
E.None of these
Answer D
11. Venturi meter is used to measure
A.Fluid pressure
B.Fluid density
C.Fluid speed
D.None of these
E.Fluid velocity
Answer C
12. The density of normal human blood is nearly equal to
A.Water
B.Honey
C.Mercury
D.Oil
E.Milk
Answer A
13. Irregular flow of fluid is called
A.Streamline
B.Turbulent
C.Uniform
D.Laminar
E.Hypersonic
Answer B
14. When droplet has terminal velocity, the acceleration is:
A.Zero
B.Variable
C.Constant
D.None
E.Maximum
Answer A
15. Human blood pressure is measured in:
A.Nm^(-2)
B.Mm
C.Pascal
D.Cm
E.N
Answer B