Flow of water in a pipe about 3 metres in diameter can be measured by__________________?

Related Mcqs:

1. Pressure of the order of 10″‘ torr can be measured by__________________?

   A. Bourdon tube
   B. Pirani Gauge
   C. micro-manometer
   D. ionisastion gauge
   E. McLeod gauge

2. 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

3. 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

4. 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

5. When the flow parameters at any given instant remain same at every point, then flow is said to be___________________?

   A. quasi static
   B. steady state
   C. laminar
   D. uniform
   E. static

6. For the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has ____________________?

   A. more heating surface
   B. less heating surface
   C. equal heating surface
   D. heating surface depends on other parameters
   E. none of the above

7. Normal depth in open channel flow is the depth of flow corresponding to_______________?

   A. steady flow
   B. unsteady flow
   C. laminar flow
   D. uniform flow
   E. critical flow

8. Power impulses from an I.C. engine are somoothed out by__________________?

   A. governor
   B. crank shaft
   C. gear box
   D. flywheel
   E. timing spark properly

9. Coke is produced by__________________?

   A. pulverising coal in inert atmosphere
   B. heating wood in a limited supply of air at temperatures below 300GC
   C. strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel
   D. binding the pulverised coal into brick-etts
   E. enriching carbon in the coal

10. A wet vapour can be completely specified by__________________?

    A. pressure only
    B. temperature only
    C. dryness fraction only
    D. specific volume only
    E. pressure and dryness fraction