Two pipe systems can be said to be equivalent, when the following quantites are same______________?

Related Mcqs:

1. To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than_______________?

   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...

2. A five day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent is____________________?

   A. 100 B. 1000 C. 5000 D. 10000...

3. If the side of a square sewer is 1000 mm, the diameter of a hydraulically equivalent circular section, is___________________?

   A. 1045 mm B. 1065 mm C. 1075 mm D. 1095 mm...

4. hydraulically equivalent, the relationship which holds good, is _______________?

   A. D8/3 = 4 b8/3 B. D3/8 = 4 b3/8 C. D2/3 = 4 b2/3 D. D3/2 = 4 b3/2...

5. If D is the diameter of a circular sewer and D’ is the top horizontal diameter of an equivalent egg shaped section, the relationship which holds good, is_______________?

   A. D’ = 0.64 D B. D’ = 0.74 D C. D’ = 0.84 D D. D’ = 0.94 D...

6. The ratio of the diameter of a circular section and the side of a square section hydraulically equivalent, is____________________?

   A. 1.095 B. 1.085 C. 1.075 D. 1.065...

7. A square surface 3 m x 3 m lies in a vertical line in water pipe its upper edge at vater 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...

8. Flow of water in a pipe about 3 meters in diameter can be measured by_________________?

   A. orifice plate B. venturi C. rotameter D. pitot tube E. nozzle...

9. 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...

10. At the centre 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...