Civil Engineering - Hydraulics

6.
In steady flow, which one of the following changes with time
velocity
pressure
density
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
The notch angle for maximum discharge over a triangular notch, is
30°
60°
90°
120°
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
In an inclined pipe, the pressure difference at its two ends is due to
sudden head drop at inlet
exit head drop
frictional loss head
elevation head
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
Weber number is the ratio of inertia force to
surface tension
gravitational force
elasticity
viscosity.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
Though angle of deviation of liquid is more in internal mouth piece, the contraction of the jet, is
more in the internal mouth piece
less in the internal mouth piece
equal to external mouth piece
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.