Hydraulics & Fluid Mechanics According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to less than the weight of the body weight of the fluid displaced by the body more than the weight of the body the weight of the body less than the weight of the body weight of the fluid displaced by the body more than the weight of the body the weight of the body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.86 1.01 0.611 0.95 0.86 1.01 0.611 0.95 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 inversely as the radial distance as the square of the radial distance linearly with radial distance inversely as the square of the radial distance inversely as the radial distance as the square of the radial distance linearly with radial distance inversely as the square of the radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics SURFACE TENSION HAS THE UNITS OF NETON/M NEW TONS/M NEWTONS NEWTONS/M NETON/M NEW TONS/M NEWTONS NEWTONS/M ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics 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 : 2.5 1 :25 1 : 5 1:50 1 : 2.5 1 :25 1 : 5 1:50 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas has constant viscosity is incompressible None of these is of theoretical interest has constant viscosity is incompressible None of these is of theoretical interest ANSWER DOWNLOAD EXAMIANS APP