Mechanical Engineering : Hydraulic And Fluid Machines QUESTIONS AND ANSWERS :: part4 : 1 to 5
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
1.Operation of McLeod gauge used for low pressure measurement is based on the principle of |
| gas law |
| Boyle's law |
| Charle's law |
| Pascal's law |
| McLeod's law. |
2.The vapour pressure over the concave surface is |
| less man the vapour pressure over the plane surface |
| equal to the vapour pressure over the plane surface |
| greater than the vapour pressure over the plane surface |
| zero |
| none of the above. |
3.Capillary action is due to the |
| surface tension |
| cohesion of the liquid |
| adhesion of the liquid molecules and the molecules on the surface of a solid |
| all of the above |
| none of the above. |
4.Pressure of the order of 10"' torr can be measured by |
| Bourdon tube |
| Pirani Gauge |
| micro-manometer |
| ionisastion gauge |
| McLeod gauge. |
5.To avoid an interruption in the flow of a syphon, an air vessel is provided |
| at the inlet |
| at the outlet |
| at the summit |
| ay nay point between inlet and outlet |
| none of the above. |
More Hydraulic And Fluid Machines QUESTIONS AND ANSWERS available in next pages
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