A. 2.4 m above the hydraulic gradient
B. 6.4 m above the hydraulic gradient
C. 10.0 m above the hydraulic gradient
D. 5.0 above the hydraulic gradient
E. none of the above
Related Mcqs:
- A square surface 3 m x 3 m lies in a vertical line in water pipe its upper edge at water surface. The hydrostatic force on square surface is____________________?
A. 9,000 kg
B. 13,500 kg
C. 18,000 kg
D. 27,000 kg
E. 30,000 kg - At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be_________________?
A. minimum
B. maximum
C. zero
D. negative value
E. could be any value - During the opening of a valve in a pipe line, the flow is_________________?
A. steady
B. unsteady
C. uniform
D. laminar
E. free vortex type - The critical pressure at which latent heat of vaporisation is zero is________________?
A. 225.65 kgf/cm2
B. 273 kgf/cm2
C. 100 kgf/cm2
D. 1 kgf/cm2
E. – 1 kgf/cm2 - At critical point, i.e. p=225.65 kg/cm2, the latent enthalpy of vaporisation is______________?
A. maximum
B. minimum
C. zero
D. depends on temperature also
E. none of the above - The pressure at which latent heat of vaporisation of water is zero, is_________________?
A. below atmospheric pressure
B. 1 kg/cm2
C. 100 kg/cm2
D. 170 kg/cm2
E. 225.6 kg/cm2 - To avoid an interruption in the flow of a syphon, an air vessel is provided__________________?
A. at the inlet
B. at the outlet
C. at the summit
D. ay nay point between inlet and outlet
E. none of the above - Flow of water in a pipe about 3 metres in diameter can be measured by__________________?
A. orifice plate
B. venturi
C. rotameter
D. pitot tube
E. nozzle - Two pipe systems can be said to be equivalent, when the following quantities are same__________________?
A. friction loss and flow
B. length and diameter
C. flow and length
D. friction factor and diameter
E. velocity and diameter - The most popular firing order in case of four cylinder in-line I.C. engine is__________________?
A. 1-2-3-4
B. 1-3-2-4
C. 1-4-2-3
D. 1-2-4-3
E. 1-3-4-
