Mechanical Engineering : Hydraulic And Fluid Machines QUESTIONS AND ANSWERS :: part5 : 6 to 10
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
6.Piezometer is used to measure |
| pressure in pipe, channels etc. |
| atmospheric pressure |
| very low pressures |
| difference of pressure between two points |
| flow. |
7.Dynamic viscosity of most of the gases with rise in temperature |
| increases |
| decreases |
| remains unaffected |
| unpredictable |
| none of the above. |
8.The line of action of the buoyant force acts through the |
| centroid of the volume of fluid verti-cally above the body |
| centre of the volume of floating body |
| centre of gravity of any submerged body |
| centriod of the displaced volume of fluid |
| none of the above. |
9.Which of the following instruments is used to measure flow on the application of Bernoulli's theorem |
| Venturimeter |
| Orifice plate |
| nozzle |
| pitot tube |
| all of the above. |
10.Which of the following instrument can be used for measuring speed of an aeroplane |
| Venturimeter |
| Orifice plate |
| hot wire anemometer |
| rotameter |
| pitot tube. |
More Hydraulic And Fluid Machines QUESTIONS AND ANSWERS available in next pages
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