Pitot tube is used for measurement of_________________?

Related Mcqs:

1. In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 9. Sensitivity of inclined tube to sensitivity of U-tube is equal to________________?

   A. sin 9
   B. sin 9
   C. cas 9
   D. cos 9
   E. tan 9

2. 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

3. Operation of McLeod gauge used for low pressure measurement is based on the principle of_________________?

   A. gas law
   B. Boyle’s law
   C. Charle’s law
   D. Pascal’s law
   E. McLeod’s law

4. The rise or depression of liquid in a tube due to surface tensionwim increase in size of tube will________________?

   A. increase
   B. remain unaffected
   C. may increase or decrease depending on the characteristics of liquid
   D. decrease
   E. unpredictable

5. Pick up the wrong statement about water tube boiler in comparison to fire tube boilers ______________________?

   A. former generates steam at high pressure
   B. former occupies less space for same power
   C. rate of steam flow is more in former case
   D. former is used for high installed capacity
   E. chances of explosion are less in former case

6. Steam in water tube boiler as compared to fire tube boiler_________________?

   A. can be raised rapidly
   B. is raisd at slower rate
   C. is raised at same rate
   D. could be raised at fast/slow rate depending on design
   E. none of the above is true

7. Principle of similitude forms the basis of_________________?

   A. comparing two identical equipments
   B. designing models so that the result can be converted to prototypes
   C. comparing similarity between design and actual equipment
   D. hydraulic designs
   E. performing acceptance tests

8. The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is approximately____________________?

   A. 1 mm
   B. 5 mm
   C. 10 mm
   D. 20 mm
   E. 30 mm

9. The efficiency of I.C. engines normally is of the order of_________________?

   A. 15-20%
   B. 20-25%
   C. 25-30%
   D. 30-35%
   E. 35-50%

10. Connecting rod is usually made of_________________?

    A. aluminium
    B. low carbon steel
    C. medium carbon steel
    D. high carbon steel
    E. cast iron