Hydraulics And Fluid Mechanics In Me - Study Mode

[#236] Francis, Kaplan and propeller turbines fall under the category of
Correct Answer

(B) Reaction turbines

[#237] Which of the following pump is successfully used for lifting water to the boilers?
Correct Answer

(C) Jet pump

[#238] The value of mass density in kg-sec-V-m 4 for water at 0°C is
Correct Answer

(D) 101.9

[#239] 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
Correct Answer

(A) Same quantity of liquid

[#240] The torque required to overcome viscous resistance of a collar bearing is (where R 1 and R 2 = External and internal radius of collar)
Correct Answer

(D) $$frac{{mu {pi ^2}{ ext{N}}}}{{60{ ext{t}}}}left( {{ ext{R}}_1^4 - { ext{R}}_2^4} ight)$$