In a Sutro weir, the discharge is proportional to (where H is head) H3/2 H1/2 H5/2 H TRUE ANSWER : ? YOUR ANSWER : ?
The flow which neglects changes in a transverse direction is known as uniform flow one dimensional flow turbulent flow steady flow TRUE ANSWER : ? YOUR ANSWER : ?
Metacentric height is given as the distance between center of buoyancy and metacentre the center of gravity of the body and the center of buoyancy the center of gravity of the body and the center of pressure the center of gravity of the body andthe meta center TRUE ANSWER : ? YOUR ANSWER : ?
Steady flow occurs when the magnitude and direction of the velocity do not change from point to point in the fluid the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the direction and magnitude of the velocity at all points are identical TRUE ANSWER : ? YOUR ANSWER : ?
If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10 stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is less than 1 between 1 and 100 200 160 TRUE ANSWER : ? YOUR ANSWER : ?
A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1:50 1 : 5 1 :25 1 : 2.5 TRUE ANSWER : ? YOUR ANSWER : ?
Ay between two stream lines represents pressure discharge head velocity TRUE ANSWER : ? YOUR ANSWER : ?
A perfect gas is incompressible None of these has constant viscosity is of theoretical interest TRUE ANSWER : ? YOUR ANSWER : ?
The line of action of the buoyant force acts through the center of the volume of floating body centriod of the displaced volume of fluid center of gravity of any submerged body centroid of the volume of fluid vertically above the body TRUE ANSWER : ? YOUR ANSWER : ?
THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.611 1.01 0.86 0.95 TRUE ANSWER : ? YOUR ANSWER : ?