Hydraulics and Fluid Mechanics in ME An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is 9.75 m/sec² 9 m/sec 9.81 m/sec² 10 m/sec² 9.75 m/sec² 9 m/sec 9.81 m/sec² 10 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the radius of the shaft is doubled, then the torque required to overcome the viscous resistance will be Sixteen times Four times Double Eight times Sixteen times Four times Double Eight times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis ω rad/s, then depth of parabola which the liquid assumes is ω.r/4g ω.r/2g ω².r²/2g ω².r²/4g ω.r/4g ω.r/2g ω².r²/2g ω².r²/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A pressure of 25 m of head of water is equal to 245 kN/m2 2.5 kN/m2 2500 kN/m2 25 kN/m2 245 kN/m2 2.5 kN/m2 2500 kN/m2 25 kN/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water would discharge Same quantity of liquid 0.75 Q Q/0.75 1.5 Q Same quantity of liquid 0.75 Q Q/0.75 1.5 Q ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is constant dependent on relative roughness only dependent only on Reynolds number a function of Reynolds number and relative roughness constant dependent on relative roughness only dependent only on Reynolds number a function of Reynolds number and relative roughness ANSWER DOWNLOAD EXAMIANS APP
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