Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

The units of viscosity are__________________?

Byadmin January 23, 2019August 15, 2021

The units of viscosity are__________________?

A. metres2 per sec
B. kg sec/metre
C. newton-sec per metre2
D. newton-sec per metre
E. none of the above

Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water ?

A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water ?

A. 10 m/sec
B. 25 m/sec
C. 2 m/sec
D. 50 m/sec
E. 250 m/sec

Read More A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water ?
Civil Engineering Mcqs | Waste Water Engineering

The algae dies out in the zone of_____________________?

The algae dies out in the zone of_____________________?

A. Degradation
B. Active decomposition
C. Recovery
D. Cleaner water

Read More The algae dies out in the zone of_____________________?
Hydraulics and Fluid Mechanics | Mechanical Engineering

A flow through an expanding tube at constant rate is called

Question: A flow through an expanding tube at constant rate is called
[A].

steady uniform flow
[B].
steady non-uniform flow
[C].
unsteady uniform flow
[D].
unsteady non-uniform flow

Answer: Option B

Explanation:

No answer description available for this question.

Read More A flow through an expanding tube at constant rate is called
Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

The difference of pressure between the inside and outside of a liquid drop is_____________?

The difference of pressure between the inside and outside of a liquid drop is_____________?

A.p = Txr
B.p = T/r
C. p = T/2r
D.p = 2T/r
E. none of the above

Read More The difference of pressure between the inside and outside of a liquid drop is_____________?
Civil Engineering Mcqs | Waste Water Engineering

Pathogens (or pathogenic bacterias) in water may cause___________________?

Pathogens (or pathogenic bacterias) in water may cause___________________?

A. Typhoid
B. Cholera
C. Dysentery
D. All the above

Read More Pathogens (or pathogenic bacterias) in water may cause___________________?
Civil Engineering Mcqs | Fluid Mechanics | Hydraulics and Fluid Mechanics

A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ?

A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ?

A. 900 minutes
B. 4 minutes
C. 4 x (225)3/2 minutes
D. 4 (225)1/3 minutes
E. 4 x V225 minutes

Read More A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ?

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