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BARC CE 2018 "Fluid Mechanics & Hydraulics" Nuclear Quiz 2
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Question 1
Match the Dimensionless number in Group ‘A’ to their definitions in Group ‘B’.
Group ‘A’
a) Reynold’s number
b) Froude’s number
c) Weber’s number
d) Euler’s number
Group ‘B’
A) Ratio of inertia force to the surface tension force
B) Ratio of inertia force to the pressure force
C) Ratio of inertia force to the viscos force
D) Ratio of inertia force to the gravity force
Group ‘A’
a) Reynold’s number
b) Froude’s number
c) Weber’s number
d) Euler’s number
Group ‘B’
A) Ratio of inertia force to the surface tension force
B) Ratio of inertia force to the pressure force
C) Ratio of inertia force to the viscos force
D) Ratio of inertia force to the gravity force
Question 2
Direct step method of computation for gradually varied flow is
Question 3
If D1 and D2 are depths of water up-stream and down-stream of a hydraulic jump in rectangular channel, the loss of head at the jump is
Question 4
A pump is used for a working medium water having a cross-section area A. The velocity is found to be V. Which of the following represents the inertia force?
Question 5
Determine the bulk modulus of elasticity of a fluid that has a density increase of 0.2 percent for a pressure increase of 45 KN/m2
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