Q. The velocity of flow is same at all points in the cross-section of a channel.

View solution

Q. The critical depth meter is used to measure

View solution

Q. The density of a liquid in kg/m³ is numerically equal to its specific gravity.

View solution

Q. The flow in a pipe or channel is said to be uniform when

View solution

Q. An orifice is said to be large, if

View solution

Q. When a tube of smaller diameter is dipped in water, the water rises in the tube with an upward __________ surface.

View solution

Q. An average value of coefficient of velocity is

View solution

Q. Surface tension force is the product of surface tension per unit length and cross-sectional area of flow.

View solution

Q. One cubic metre of water weighs

View solution

Q. A body floating in a liquid is said to be in neutral equilibrium, if its metacentre

View solution

Q. A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called

View solution

Q. The pressure of fluid due to hammer blow is

View solution

Q. When a liquid is flowing through a pipe, the velocity of the liquid is

View solution

Q. According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed)

View solution

Q. Froude's number is the ratio of inertia force to

View solution

Q. The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid)

View solution

Q. The depth of centre of pressure lor an immersed surface inclined at an angle θ with the liquid surface lies at a distance equal to __________ the centre of gravity.

View solution

Q. The coefficient of discharge for an external mouthpiece depends upon

View solution

Q. A structure used to dam up a stream or river over which the water flows is called

View solution

Q. The pressure at a point 4 m below the free surface of water is

View solution