Hydraulics & Fluid Mechanics The Prartdtl mixing length is maximum at the pipe wall None of these zero at the pipe wall independent of shear stress maximum at the pipe wall None of these zero at the pipe wall independent of shear stress 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 The density of water is 1000 kg/m3 at 4°C 20°C 0°K 0°C 4°C 20°C 0°K 0°C ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in stable equilibrium, its metacentre should be above the center of buoyancy above the center of gravity. below the center of buoyancy between e.g. and center of pressure above the center of buoyancy above the center of gravity. below the center of buoyancy between e.g. and center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following instrument can be used for measuring speed of an aeroplane rotameter Orifice plate Venturimeter pitot tube rotameter Orifice plate Venturimeter pitot tube 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 (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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