MCQOPTIONS
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MCQOPTIONS
This section includes 36 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A man standing near a fast moving train may fall |
| A. | On the train |
| B. | Away from the train |
| C. | Towards the train |
| D. | On himself |
| Answer» D. On himself | |
| 2. |
According to equation of continuity A1V1 = A2V2 = constant. The constant is equal to |
| A. | Flow rate |
| B. | Volume of fluid |
| C. | Mass of fluid |
| D. | Density of fluid |
| Answer» B. Volume of fluid | |
| 3. |
Bernoullis equation is applicable for |
| A. | Laminar flow |
| B. | Turbulent flow |
| C. | Both laminar and turbulent flow |
| D. | None of these |
| Answer» D. None of these | |
| 4. |
Blood vessels are |
| A. | Rigid |
| B. | Not rigid |
| C. | Of glass |
| D. | Of rubber |
| Answer» C. Of glass | |
| 5. |
Instrument used to measure blood pressure is called |
| A. | Venturimeter |
| B. | Blood pressure |
| C. | Sphgmomanometer |
| D. | Sonometer |
| Answer» D. Sonometer | |
| 6. |
Irregular flow of fluid is called |
| A. | Streamline |
| B. | Turbulent |
| C. | Uniform |
| D. | Laminar |
| Answer» C. Uniform | |
| 7. |
Laminar flow usually occurs at speeds. |
| A. | Low |
| B. | High |
| C. | Very high |
| D. | Some time high and some time low |
| Answer» B. High | |
| 8. |
One torr is equal to |
| A. | 1.333 Nm-2 |
| B. | .1333 Nm-2 |
| C. | 13.33 Nm-2 |
| D. | 133.3 Nm2 |
| Answer» E. | |
| 9. |
Speed of efflux can be determined by applying |
| A. | Bernoulls theorem |
| B. | Torricellis theorem |
| C. | Venture relation |
| D. | All |
| Answer» C. Venture relation | |
| 10. |
Sphygmomanometers measures blood pressure. |
| A. | Statically |
| B. | Dynamically |
| C. | Some time static and some time dynamic |
| D. | None of these |
| Answer» C. Some time static and some time dynamic | |
| 11. |
Stokes law is applicable if body has ________shape |
| A. | Rough |
| B. | Square |
| C. | Circular |
| D. | Spherical |
| Answer» E. | |
| 12. |
Systolic pressure is called |
| A. | Low blood pressure |
| B. | High blood pressure |
| C. | Normal blood pressure |
| D. | Abnormal blood pressure |
| Answer» C. Normal blood pressure | |
| 13. |
Terminal velocity is given by equation |
| A. | Vt = gr2?? |
| B. | Vt = 2gr2?/9? |
| C. | Vt = gr2?/9? |
| D. | Vt = 9gr2?/2? |
| Answer» C. Vt = gr2?/9? | |
| 14. |
Terminal velocity of the body is directly proportional to the |
| A. | Radius of the body |
| B. | Diameter of the body |
| C. | Size of the body |
| D. | Square of the diameter of the body |
| Answer» E. | |
| 15. |
The blood flow is ____________ flow at disystolic pressure |
| A. | Laminar |
| B. | Turbulent |
| C. | Mixed |
| D. | None |
| Answer» B. Turbulent | |
| 16. |
The flow of ideal fluid is always |
| A. | Turbulent |
| B. | Streamline |
| C. | Irregular |
| D. | Straight line |
| Answer» C. Irregular | |
| 17. |
The density of human blood is nearly equal to |
| A. | Water |
| B. | Honey |
| C. | Mercury |
| D. | Oil (kerosene) |
| Answer» B. Honey | |
| 18. |
The dimensions of coefficient of visocisity are |
| A. | ML-1T-1 |
| B. | M2L1T1 |
| C. | ML1T-1 |
| D. | M2L-1T-1 |
| Answer» B. M2L1T1 | |
| 19. |
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» D. Stokes effect | |
| 20. |
The normal blood pressure range for an human body is |
| A. | 120 to 80 torr |
| B. | 100 to 80 torr |
| C. | 120 to 60 torr |
| D. | 60 to 140 torr |
| Answer» E. | |
| 21. |
The profile of aeroplane wing which lifts it up is called as |
| A. | Wing shape |
| B. | Aerofoil profile |
| C. | Curved profile |
| D. | None of these |
| Answer» C. Curved profile | |
| 22. |
The speed of the fluid is maximum in the venturimeter at |
| A. | Convergent duct |
| B. | Divergent duct |
| C. | Throat |
| D. | None of these |
| Answer» D. None of these | |
| 23. |
Two fog droplets have radius 2:3 their terminal velocities are |
| A. | 4:06 |
| B. | 4:09 |
| C. | 2:09 |
| D. | 4.3 |
| Answer» C. 2:09 | |
| 24. |
Velocity of fluid increases where the pressure is |
| A. | Low |
| B. | High |
| C. | Constant |
| D. | Changes continuously |
| Answer» B. High | |
| 25. |
Venturi meter is used to measure |
| A. | Fluid pressure |
| B. | Fluid density |
| C. | Fluid speed |
| D. | None |
| Answer» D. None | |
| 26. |
When body moves with terminal velocity the accereration in the body become |
| A. | Zero |
| B. | Maximum |
| C. | Variable |
| D. | Infinite |
| Answer» B. Maximum | |
| 27. |
When fluid is incompressible then |
| A. | Velocity of the fluid is constant |
| B. | Flow of the fluid is straight line |
| C. | Density of the fluid is constant |
| D. | Volume of the fluid is constant |
| Answer» D. Volume of the fluid is constant | |
| 28. |
Burnoullis equation is obtained by applying law of conservation of _ |
| A. | Mass |
| B. | Energy |
| C. | Momentum |
| D. | Fluid |
| Answer» C. Momentum | |
| 29. |
Carburetor of a car is a application of |
| A. | Venturi meter |
| B. | Bernoulli equation |
| C. | Both (a) and (b) |
| D. | None |
| Answer» D. None | |
| 30. |
Coefficient of viscosity of honey is greater than |
| A. | Milk |
| B. | Water |
| C. | Tarcoal |
| D. | Water |
| Answer» E. | |
| 31. |
Concentration of red cells in blood is about |
| A. | 25% |
| B. | 40% |
| C. | 50% |
| D. | 75% |
| Answer» D. 75% | |
| 32. |
Drag force is given by |
| A. | Newtons law |
| B. | Pascals law |
| C. | Gauss law |
| D. | Stokes law |
| Answer» E. | |
| 33. |
Equation of continuity is obtained by apply in law of conservation of |
| A. | Mass |
| B. | Energy |
| C. | Momentum |
| D. | All |
| Answer» B. Energy | |
| 34. |
For _________ flow the path of the fluid particles cannot be tracked. |
| A. | Laminar |
| B. | Stream line |
| C. | Turbulent |
| D. | Both (a) and (b) |
| Answer» D. Both (a) and (b) | |
| 35. |
Ideal fluid is |
| A. | Non-viscous |
| B. | Incompressible |
| C. | Steady flow |
| D. | Possess all properties |
| Answer» E. | |
| 36. |
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» B. Rough side | |