Hydraulics & Fluid Mechanics A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will remain same increase/decrease depending on depth of immersion decrease increase remain same increase/decrease depending on depth of immersion decrease increase ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies as the square of the radial distance inversely as the square of the radial distance inversely as the radial distance linearly with radial distance as the square of the radial distance inversely as the square of the radial distance inversely as the radial distance linearly with radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe) 3/4 R 2/3 R 1/2 R 1/3 R 3/4 R 2/3 R 1/2 R 1/3 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Metacentric height is given as the distance between the center of gravity of the body and the center of buoyancy center of buoyancy and metacentre the center of gravity of the body and the center of pressure the center of gravity of the body andthe meta center the center of gravity of the body and the center of buoyancy center of buoyancy and metacentre the center of gravity of the body and the center of pressure the center of gravity of the body andthe meta center ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics 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) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 1.01 0.95 0.86 0.611 1.01 0.95 0.86 0.611 ANSWER DOWNLOAD EXAMIANS APP