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 1:50 1 : 5 1 :25 1 : 2.5 1:50 1 : 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be 337.5 675 300 600 337.5 675 300 600 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 22.5 M/SEC 50 M/SEC 40 M/SEC 33 M/SEC 22.5 M/SEC 50 M/SEC 40 M/SEC 33 M/SEC ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The flow which neglects changes in a transverse direction is known as steady flow uniform flow one dimensional flow turbulent flow steady flow uniform flow one dimensional flow turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Choose the wrong statement fluids are capable of flowing fluids conform to the shape of the con-taining vessels when in equilibrium, fluids can sustain shear forces when in equilibrium, fluids cannot sustain tangential forces fluids are capable of flowing fluids conform to the shape of the con-taining vessels when in equilibrium, fluids can sustain shear forces when in equilibrium, fluids cannot sustain tangential forces ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of Pascal’s law Boyle’s law gas law Charle’s law Pascal’s law Boyle’s law gas law Charle’s law ANSWER DOWNLOAD EXAMIANS APP
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