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Civil Engineering (CE)  >  Fluid Mechanics for Civil Engineering  >  Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation Download as PDF

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation


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10 Questions MCQ Test Fluid Mechanics for Civil Engineering | Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation for Civil Engineering (CE) 2023 is part of Fluid Mechanics for Civil Engineering preparation. The Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation questions and answers have been prepared according to the Civil Engineering (CE) exam syllabus.The Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation MCQs are made for Civil Engineering (CE) 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation below.
Solutions of Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation questions in English are available as part of our Fluid Mechanics for Civil Engineering for Civil Engineering (CE) & Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation solutions in Hindi for Fluid Mechanics for Civil Engineering course. Download more important topics, notes, lectures and mock test series for Civil Engineering (CE) Exam by signing up for free. Attempt Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation | 10 questions in 20 minutes | Mock test for Civil Engineering (CE) preparation | Free important questions MCQ to study Fluid Mechanics for Civil Engineering for Civil Engineering (CE) Exam | Download free PDF with solutions
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Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 1
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 When is orifice called ‘large orifice’?

Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 1

Explanation: It is the correct parametric definition for ‘large orifice’.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 2
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In case of any orifice, velocity always remains constant and hence discharge can be calculated.

Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 2

Explanation: In case of large orifice, velocity always remains variable and hence discharge cannot be calculated.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 3
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Find the discharge through a rectangular orifice 2.2 m wide and 1.3 m deep fitted to a easier tank. The water level in a team is 2.5 m above the top edge of orifice. 

Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 3

Explanation: Q = 2/3 Cd *b*√2g* (H21.5 – H11.5)
Here,
H1 = 3.8
H2 = 2.5
b = 2.2
Hence, Q = 13.9 m3/s.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 4
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 Find the discharge through a rectangular orifice 3.2 m wide and 1.7 m deep fitted to a easier tank. The water level in a team is 3.3 m above the top edge of orifice. Take Cd = 0.6 
Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 4

Explanation: Q = 2/3 Cd *b*√2g* (H21.5 – H11.5)
Here,
H1 = 5
H2 = 3.3
b = 3.2
Hence, Q = 29.4 m3/s.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 5
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Find the discharge through totally drowned orifice of width 2.3 m if the difference of water levels on both side of the orifice be 40 cm. The height of water from top and bottom of the orifice are 2.6 m and 2.75 m respectively. 
Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 5

Explanation: Q = Cd * b * (H2 – H1) √2gH
Here, b = 2.3
H2 = 2.75
H1 = 2.6
H = 40
Q = .56 m3/s.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 6
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Find the discharge through totally drowned orifice of width 3.3 m if the difference of water levels on both side of the orifice be 50 cm. The height of water from top and bottom of the orifice are 2.25 m and 2.67 m respectively. 
Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 6

Explanation: Q = Cd * b * (H2 – H1) √2gH
Here, b = 3.3
H2 = 2.67
H1 = 2.25
H = 50
Q = 2.6 m3/s.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 7
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A rectangular orifice of 2 m width and 1.2 m deep is fitted in one side of large tank. The easier level on one side of the orifice is 3m above the top edge of the orifice while on the other side of the orifice the water level is 0.5 m below it’s top edge. Calculate discharge if Cd = .64 
Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 7

Explanation: Explanation: Q = Cd * b * (H2 – H) √2gH
Here, b = 2
H2 = 4.2

H = 3.5
Q = 4.94 m3/s.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 8
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The time taken to empty the tank is independent of Cd but depends only on the height and acceleration due to gravity.
Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 8

Explanation: The time taken to empty the tank is dependent on Cd as well as depends only on the height and acceleration due to gravity.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 9
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The discharge rate is independent of the height difference and dependent only on the height.
Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 9

Explanation: The discharge rate is dependent both on the height difference and the height.

Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 10
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In case of submerged orifice the discharge is substantially dependent on temperature of fluid
Detailed Solution for Test: Bernoulli’s Equation For Real Fluids & Applications Of Bernoulli’s Equation - Question 10

Explanation: Discharge is dependent on temperature but minimally.

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