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 : 5 1 :25 1 : 2.5 1:50 1 : 5 1 :25 1 : 2.5 1:50 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Choose the wrong statement when in equilibrium, fluids cannot sustain tangential forces fluids are capable of flowing when in equilibrium, fluids can sustain shear forces fluids conform to the shape of the con-taining vessels when in equilibrium, fluids cannot sustain tangential forces fluids are capable of flowing when in equilibrium, fluids can sustain shear forces fluids conform to the shape of the con-taining vessels ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid (where pi and p2 are mass densities.) steady flow incompressible flow frictionless flow uniform flow steady flow incompressible flow frictionless flow uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (d)p = 2T/r (b)p = T/r (a)p = Txr p = T/2r (d)p = 2T/r (b)p = T/r (a)p = Txr p = T/2r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Metacentric height is given as the distance between center of buoyancy and metacentre the center of gravity of the body and the center of buoyancy the center of gravity of the body and the center of pressure the center of gravity of the body andthe meta center center of buoyancy and metacentre the center of gravity of the body and the center of buoyancy 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 Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is (i) and (iii) (i) and (ii) (i), (ii) and (iii) (ii) and (iii) (i) and (iii) (i) and (ii) (i), (ii) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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