Entry Test MCQ :: Fluid Dynamics
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| 21. |
Venturi meter is used to measure |
| A. |
fluid pressure |
B. |
fluid density |
| C. |
fluid speed |
D. |
none |
Answer: Option C
Explanation:
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| 22. |
In cricket when a bowler produce reverse swing the ball will move towards |
| A. |
shinning side of the ball |
B. |
rough side |
| C. |
seam of the ball |
D. |
goes straight |
Answer: Option A
Explanation:
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| 23. |
Stokes law is applicable if body has ________shape |
| A. |
rough |
B. |
square |
| C. |
circular |
D. |
spherical |
Answer: Option D
Explanation:
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| 24. |
One torr is equal to |
| A. |
1.333 Nm-2 |
B. |
.1333 Nm-2 |
| C. |
13.33 Nm-2 |
D. |
133.3 Nm2 |
Answer: Option D
Explanation:
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| 25. |
Systolic pressure is called |
| A. |
low blood pressure |
B. |
high blood pressure |
| C. |
normal blood pressure |
D. |
abnormal blood pressure |
Answer: Option B
Explanation:
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| 26. |
Instrument used to measure blood pressure is called |
| A. |
venturimeter |
B. |
blood pressure |
| C. |
sphgmomanometer |
D. |
sonometer |
Answer: Option C
Explanation:
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| 27. |
A chimney works works best if air exposed to the chimmey is |
| A. |
stationary |
B. |
moving |
| C. |
moving slowly |
D. |
moving fast |
Answer: Option D
Explanation:
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| 28. |
Which one is venturi relation ? |
| A. |
P1 - P2 = 1/2 ?V22 |
B. |
V2 = 2g (h1-h2) |
| C. |
P = 1 /2?V2 = ?gh = constant |
D. |
A1 V1 = A2 V2 = constant |
Answer: Option A
Explanation:
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| 29. |
The effect of the decrease in pressure with the increase of the speed of fluid in a horizontal pipe is known as |
| A. |
Bernoullirt effect |
B. |
Torricelli effect |
| C. |
Venturi effect |
D. |
Stokes effect |
Answer: Option C
Explanation:
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| 30. |
Ideal fluid is |
| A. |
non-viscous |
B. |
incompressible |
| C. |
steady flow |
D. |
possess all properties |
Answer: Option D
Explanation:
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