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 ? 1:50 1 : 5 1 :25 1 : 2.5 1:50 1 : 5 1 :25 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.95 0.611 0.86 1.01 0.95 0.611 0.86 1.01 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to Bernoulli’s equation for steady ideal fluid flow total energy is constant throughout velocity and pressure are inversely proportional principle of conservation of mass holds the energy is constant along a stream-line but may vary across streamlines total energy is constant throughout velocity and pressure are inversely proportional principle of conservation of mass holds the energy is constant along a stream-line but may vary across streamlines ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS ZERO SAME AS BUOYANT FORCE NEGLIGIBLE None of these ZERO SAME AS BUOYANT FORCE NEGLIGIBLE None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the force of friction force of diffusion force of cohesion force of adhesion force of friction force of diffusion force of cohesion force of adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if the area is horizontal the area is vertical All of these the area is inclined the area is horizontal the area is vertical All of these the area is inclined ANSWER DOWNLOAD EXAMIANS APP
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