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 :25 1:50 1 : 5 1 : 2.5 1 :25 1:50 1 : 5 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 1/3 1/2 1/4 2/3 1/3 1/2 1/4 2/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas has constant viscosity is of theoretical interest is incompressible None of these has constant viscosity is of theoretical interest is incompressible None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its specific weight specific mass specific density specific gravity specific weight specific mass specific density specific gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following instrument can be used for measuring speed of an aeroplane pitot tube rotameter Venturimeter Orifice plate pitot tube rotameter Venturimeter Orifice plate ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of 4.8 M 4.6 M 4.0 M 4.2 M 4.8 M 4.6 M 4.0 M 4.2 M ANSWER DOWNLOAD EXAMIANS APP
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