Top 150+ Solved Hydraulics MCQ Questions Answer
Q. Velocity flow and discharge is as per design in artificial channel.
a. true
b. false
c. all
d. none
Q. Ratio of actual velocity of flow and critical velocity of flow is known as
a. Reynolds number
b. Froude number
c. manning’s number
d. cutter’s number
Q. If fr = 1, then type of flow is
a. super critical flow
b. sub critical flow
c. critical flow
d. equivalent critical flow
Q. If fr < 1, then type of flow is
a. super critical flow
b. sub critical flow
c. critical flow
d. equivalent critical flow
Q. If fr > 1, then type of flow is
a. super critical flow
b. sub critical flow
c. critical flow
d. equivalent critical flow
Q. The perimeter of channel cross section which is in contact with flowing water is called
a. perimeter
b. dry perimeter
c. wetted perimeter
d. water perimeter
Q. the ratio of cross sectional area to the wetted perimeter is called
a. hydraulic mean depth
b. hydraulic depth
c. mean depth
d. none of this
Q. For rectangular section, Hydraulic mean depth is
a. b × d = b + 2d
b. b × d = b + d
c. b + d = b × 2d
d. b + d = b × d
Q. A sudden increase in the depth of canal flow is called
a. specific energy curve
b. Hydraulic jump
c. water jump
d. mean jump
Q. The place, where the hydraulic jump takes place, a lot energy of the flowing liquid isdissipated.
a. true
b. false
c. all
d. none
Q. The measurement of velocity of flow. cross sectional area of river and discharge of water inthe river is known as
a. river mapping
b. river measurement
c. river gauging
d. none of this
Q. Methods of Velocity Measurement is
a. Surface floats
b. Sub-surface floats
c. Velocity rods
d. all of this