For a floating body to be in stable equilibrium, its metacentre should be between e.g. and center of pressure above the center of buoyancy above the center of gravity. below the center of buoyancy TRUE ANSWER : ? YOUR ANSWER : ?
Coefficient of velocity for Borda’s mouth piece running full is 0.855 1.00 0.611 0.707 TRUE ANSWER : ? YOUR ANSWER : ?
For measuring flow by a venturimeter, if should be installed in vertical line inclined line with upward flow in any direction and in any location. horizontal line TRUE ANSWER : ? YOUR ANSWER : ?
The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) TRUE ANSWER : ? YOUR ANSWER : ?
The line of action of the buoyant force acts through the centriod of the displaced volume of fluid center of the volume of floating body centroid of the volume of fluid vertically above the body center of gravity of any submerged body TRUE ANSWER : ? YOUR ANSWER : ?
Two dimensional flow occurs when the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the magnitude and direction of the velocity do not change from point to point in the fluid 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 : ?
An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 10.2/m sec 9.75 m/sec² 9.81 m/sec² 10m/sec² TRUE ANSWER : ? YOUR ANSWER : ?
Non uniform flow occurs when 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 the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time velocity, depth, pressure, etc. change from point to point in the fluid flow TRUE ANSWER : ? YOUR ANSWER : ?
THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.86 1.01 0.611 0.95 TRUE ANSWER : ? YOUR ANSWER : ?