SURFACE TENSION HAS THE UNITS OF NEW TONS/M NEWTONS NEWTONS/M NETON/M TRUE ANSWER : ? YOUR ANSWER : ?
The discharge of a liquid of kinematic viscosity 4 cm²/sec through a 8 cm dia-meter pipe is 3200n cm7sec. The type of flow expected is TURBULENT FLOW TRANSITION FLOW NOT PREDICTABLE FROM THE GIVEN DATA LAMINAR FLOW TRUE ANSWER : ? YOUR ANSWER : ?
Least possible value of correction factor for i) kinetic energy is zero ii) kinetic energy is 1 iii) momentum is zero iv) momentum is 1 The correct statements are (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) TRUE ANSWER : ? YOUR ANSWER : ?
Fluid is a substance that cannot remain at rest under action of any shear force always expands until it fills any container cannot be subjected to shear forces has the same shear stress.at a point regardless of its motion TRUE ANSWER : ? YOUR ANSWER : ?
In a Sutro weir, the discharge is proportional to (where H is head) H1/2 H3/2 H5/2 H TRUE ANSWER : ? YOUR ANSWER : ?
The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is zero at the mid plane and varies linearly with distance from mid plane zero at plates and increases linearly to midpoint parabolic distribution across the section constant over the cross section TRUE ANSWER : ? YOUR ANSWER : ?
The horizontal component of force on a curved surface is equal to the weight of liquid vertically above the curved surface product of pressure intensity at its centroid and area force on the horizontal projection of the curved surface force on a vertical projection of the curved surface 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 : ?
Metacentric height is given as the distance between the center of gravity of the body and the center of pressure the center of gravity of the body and the center of buoyancy center of buoyancy and metacentre the center of gravity of the body andthe meta center TRUE ANSWER : ? YOUR ANSWER : ?
Uniform flow occurs when the flow is steady size and cross section change uniformly along length size and shape of the cross section in a particular length remain constant the flow is streamline TRUE ANSWER : ? YOUR ANSWER : ?