Fluid mechanics MCQ -05

Q.1 For which type of flow Bernoulli's theo-rem is applicable?
A. Turbulent flow 
B. Laminar flow 
C. Perfect incompressible fluid flowing in a continuous stream
D. Normal flow
Ans-: C

Q.2 Velocity of flow in open channel is determined by which equation?
A. Chezy's equation 
B. Bernoulli equation 
C. Motion equation 
D. None of these 
Ans-: A

Q.3 The magnitude of the water hammer is depend on the _______ .
A. Rate of stoppage of flow
B. Length of the pipe
C. Elastic properties of pipe material 
D. All of the above 
Ans -: D

Q.4 At the center of the pipe velocity of fluid particles is _____.
A. Zero
B. Maximum 
C. Minimum 
D. One
Ans-: B

Q.5 100 kN/m^2 is equal to _____ .
A. 100 mm of water column
B. 10 mm of water column
C. 20 mm of water column 
D. 200 mm of water column
Ans-: B

Q.6 The flow in venturiflume take place at ___.
A. Vacuum 
B. Atmospheric pressure 
C. High temperature 
D. High pressure 
Ans-: B

Q.7 Bernoulli theorem deals with the conser-vation of hydraulic pressure .
A. Yes 
B. No 
C. At high pressure 
C. At 0° C 
Ans-: A

Q.8 The volume of water which flows thro-ugh a section of a channel per second is known as __.
A. Flow rate
B. Discharge 
C. Stream flow 
D. None of these 
Ans-: B

Q.9 The pattern obtained by the intersection of stream lines and potential lines is called _.
A. Flow pattern
B. Flow design
C. Flow net
D. Flow rate 
Ans-: C

Q.10 The force exerted on a body by a static fluid in which it is submerged or floating called ______ force .
A. Buoyant force
B. Drag force
C. Impact load 
D. Submerged force
Ans-: A


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