Q. The pressure rise due to water hammer depends upon

View solution

Q. In a two dimensional flow if the components of the velocity are u = ax ; v = by, the point where no motion occurs, is known as

View solution

Q. Most economical section of a circular channel for maximum velocity, is if,

View solution

Q. When a liquid rotates at constant angular velocity about a vertical axis of a rigid body, the pressure

View solution

Q. For the two dimensional flow, the stream function is given by ψ = 2xy. The velocity at a point (3, 4) is

View solution

Q. A floating body attains stable equilibrium if its metacentre is

View solution

Q. The unit of the viscosity is

View solution

Q. A stepped notch is a combination of

View solution

Q. The centre of pressure of a vertical plane immersed in a liquid is at

View solution

Q. The ratio of the hydraulic radius of a pipe running full to the hydraulic radius of a square section of a channel whose side is equal to the diameter of the pipe, is

View solution

Q. A body of dimensions 1.5 m x 1.0 m x 2 m weighs 3000 kg in water. Its specific gravity is

View solution

Q. An orifice is called a large orifice if water head, is

View solution

Q. Water flows through a convergent mouthpiece of diameter 4 cm at convergence under a head of 3 metres. If the maximum vacuum pressure is 9 metres of water, the maximum diameter of divergence, to aviod separation of flow, is

View solution

Q. An ideal fluid

View solution

Q. In C.G.S. system the units of kinematic viscosity, is

View solution

Q. A triangular notch is preferred to a rectangular notch because

View solution

Q. In case of laminar flow through a circular pipe,

View solution

Q. The discharge through an internal mouth piece is more if its length is

View solution

Q. A spherical load 900 kg is rolled through 9.8 m across the deck of a ship weighing 10, 000 kg. If the metacentric height of the ship is 5 metres, the angle of heel, is

View solution

Q. Pick up the correct statement from the following :

View solution