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 : 2.5 1 : 5 1:50 1 :25 1 : 2.5 1 : 5 1:50 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be maximum could be any value negative value minimum maximum could be any value negative value minimum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following is demensionless specific volume specific speed specific weight specific gravity specific volume specific speed specific weight specific gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS SAME AS BUOYANT FORCE ZERO NEGLIGIBLE None of these SAME AS BUOYANT FORCE ZERO NEGLIGIBLE None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Uniform flow occurs when the flow is streamline size and cross section change uniformly along length size and shape of the cross section in a particular length remain constant the flow is steady the flow is streamline size and cross section change uniformly along length size and shape of the cross section in a particular length remain constant the flow is steady ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is 40 M/SEC 50 M/SEC 33 M/SEC 22.5 M/SEC 40 M/SEC 50 M/SEC 33 M/SEC 22.5 M/SEC ANSWER DOWNLOAD EXAMIANS APP
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