Specific Energy MCQ Questions - Fluid Mechanics

Specific Energy MCQs : Here you will find MCQ Questions related to "Specific Energy" in Fluid Mechanics. These Specific Energy MCQ Questions Will help you to improve your Fluid Mechanics knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations

Question 1

What is energy per unit head of water called as __________

A. Total energy
B. Specific energy
C. Velocity head
D. Datum head

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Question 2

What is the plot between Total energy and channel position called as?

A. Specific grade line
B. Energy grade line
C. Datum line
D. Velocity line

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Question 3

Which of the following conditions is not true for an uniform flow?

A. y1 = y2
B. S0 = Sf
C. Z1 = Z2
D. V1 = V3

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Question 4

Energy per unit weight of water measured with respect to the datum is called as _______

A. Total energy
B. Velocity head
C. Datum head
D. Specific energy

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Question 5

What are y1 and y2 in the adjoining graph?

A. Conjugate depths
B. Alternate depths
C. Equal depths
D. Sequent depths

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Question 6

For a given discharge Q and area A, specific energy is constant.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 7

Calculate the specific energy for a channel having depth 3m and velocity of flow being 1.5 m/s

A. 1.11 m
B. 2.11 m
C. 3.11 m
D. 4.11 m

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Question 8

Total Energy = Pressure head + Velocity head + Datum head

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 9

Calculate the velocity of flow through a channel having depth of 1.2m and specific energy equal to 1.24m.

A. 0.6 m/s
B. 0.7 m/s
C. 0.8 m/s
D. 0.9 m/s

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Question 10

The specific energy of a channel section is 1.01m and the velocity of flow is 0.5m⁄s, calculate the depth of flow

A. 0.5m
B. 1m
C. 1.5m
D. 2m

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