McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Civil Engineering .
| 1. |
When body or matter flows from one point to another point on application of shear force, it is called |
| A. | Fluid |
| B. | liquid |
| C. | gas |
| D. | Both (b) & (c) |
| Answer» A. Fluid | |
| 2. |
In fluid, the distance between the molecules is less. |
| A. | true |
| B. | false |
| C. | all |
| D. | none |
| Answer» B. false | |
| 3. |
In solid, resistance to shear force is less. |
| A. | true |
| B. | false |
| C. | all |
| D. | none |
| Answer» A. true | |
| 4. |
______ is the branch of engineering dealing with the study of behaviour of fluid when it is at rest or in motion. |
| A. | Fluid Mechanics |
| B. | Hydraulics |
| C. | hydro statics |
| D. | Hydro dynamics |
| Answer» A. Fluid Mechanics | |
| 5. |
______ is the branch of engineering dealing with the study of behaviour of liquid when it is at rest or in motion. |
| A. | Fluid Mechanics |
| B. | Hydraulics |
| C. | hydro statics |
| D. | Hydro dynamics |
| Answer» B. Hydraulics | |
| 6. |
______ is the branch of civil engineering dealing with the behavior of fluid when it is at rest. |
| A. | Hydraulics |
| B. | hydro statics |
| C. | Hydro dynamics |
| D. | hydro kinematics |
| Answer» B. hydro statics | |
| 7. |
______ is the branch of civil engineering dealing with the behavior of fluid when it is in motion, without reference to the force responsible for flow. |
| A. | Hydraulics |
| B. | hydro statics |
| C. | Hydro dynamics |
| D. | hydro kinematics |
| Answer» B. hydro statics | |
| 8. |
______ is the branch of civil engineering dealing with the behaviour of fluid when it is in motion, with reference to the force responsible for flow. |
| A. | Hydraulics |
| B. | hydro statics |
| C. | Hydro dynamics |
| D. | hydro kinematics |
| Answer» D. hydro kinematics | |
| 9. |
A fluid which is incompressible, and is having no viscosity, no surface tension, is known as ________. |
| A. | Ideal fluid |
| B. | Real fluid |
| C. | Newtonian fluid |
| D. | Non-Newtonian fluid |
| Answer» A. Ideal fluid | |
| 10. |
A fluid which is compressible, has viscosity and surface tension, Is known as ____________. |
| A. | Ideal fluid |
| B. | Real fluid |
| C. | Newtonian fluid |
| D. | Non-Newtonian fluid |
| Answer» B. Real fluid | |
| 11. |
A real fluid, in which the shear stress is directly proportional to the rate of shear strain (or velocity gradient), is known as ___________. |
| A. | Ideal fluid |
| B. | Real fluid |
| C. | Newtonian fluid |
| D. | Non-Newtonian fluid |
| Answer» C. Newtonian fluid | |
| 12. |
A real fluid, in which the shear stress is not proportional to the rate of shear strain (or velocity gradient), is known as __________. |
| A. | Ideal fluid |
| B. | Real fluid |
| C. | Newtonian fluid |
| D. | Non-Newtonian fluid |
| Answer» D. Non-Newtonian fluid | |
| 13. |
A fluid in which shear stress is more than the yield value and shear stress is proportional to the rate of shear strain (or velocity gradient) is known as ___________. |
| A. | Ideal plastic fluid |
| B. | Real fluid |
| C. | Newtonian fluid |
| D. | Non-Newtonian fluid |
| Answer» A. Ideal plastic fluid | |
| 14. |
______ is defined as the ratio of weight of a fluid to its volume. |
| A. | Density |
| B. | Specific weight |
| C. | Specific gravity |
| D. | Surface tension |
| Answer» B. Specific weight | |
| 15. |
______ is defined as the ratio of mass of a fluid to its volume. |
| A. | Density |
| B. | Specific weight |
| C. | Specific gravity |
| D. | Surface tension |
| Answer» A. Density | |
| 16. |
____________ is defined as the ratio of the weight density (or density) a fluid to the weight density (or density) of a standard fluid. |
| A. | Density |
| B. | Specific weight |
| C. | Specific gravity |
| D. | Surface tension |
| Answer» C. Specific gravity | |
| 17. |
Tensile force acting on the free surface of a liquid per unit length is called ___________. |
| A. | Density |
| B. | Specific weight |
| C. | Specific gravity |
| D. | Surface tension |
| Answer» D. Surface tension | |
| 18. |
Attraction between the molecules of same liquid is known as __________. |
| A. | Cohesion |
| B. | Adhesion |
| C. | Dynamic Viscosity |
| D. | Kinetic Viscosity |
| Answer» A. Cohesion | |
| 19. |
Attraction between the molecules of liquids to another body is called ___________. |
| A. | Cohesion |
| B. | Adhesion |
| C. | Dynamic Viscosity |
| D. | Kinetic Viscosity |
| Answer» B. Adhesion | |
| 20. |
When viscosity of fluid is studied with reference to motion of fluid, it is called ___________. |
| A. | Cohesion |
| B. | Adhesion |
| C. | Dynamic Viscosity |
| D. | Kinetic Viscosity |
| Answer» D. Kinetic Viscosity | |
| 21. |
When viscosity of fluid is studied with reference to force, it is called ___________. |
| A. | Cohesion |
| B. | Adhesion |
| C. | Dynamic Viscosity |
| D. | Kinetic Viscosity |
| Answer» C. Dynamic Viscosity | |
| 22. |
______ is defined as the property of a fluid which offers resistance to movement of one layer of fluid over another adjacent layer of the fluid. |
| A. | Capillarity |
| B. | Viscosity |
| C. | Compressibility |
| D. | Vapor pressure |
| Answer» B. Viscosity | |
| 23. |
____________ is defined as a phenomenon of rise or fall of a liquid in a small tube, when the tube is held vertically in the liquid. |
| A. | Capillarity |
| B. | Viscosity |
| C. | Compressibility |
| D. | Vapor pressure |
| Answer» A. Capillarity | |
| 24. |
___________ is defined as the pressure at which the liquid will transform into vapour at the given temperature. |
| A. | Capillarity |
| B. | Viscosity |
| C. | Compressibility |
| D. | Vapor pressure |
| Answer» D. Vapor pressure | |
| 25. |
The reciprocal of bulk modulus of elasticity is called __________. |
| A. | Capillarity |
| B. | Viscosity |
| C. | Compressibility |
| D. | Vapor pressure |
| Answer» C. Compressibility | |
| 26. |
The unit of specific gravity is ___________. |
| A. | kN/m3 |
| B. | N/m |
| C. | Pa |
| D. | no unit |
| Answer» D. no unit | |
| 27. |
The unit of surface tension is ___________. |
| A. | kN/m3 |
| B. | N/m |
| C. | Pa |
| D. | no unit |
| Answer» B. N/m | |
| 28. |
The unit of pressure is ___________. |
| A. | kN/m3 |
| B. | N/m |
| C. | Pa |
| D. | no unit |
| Answer» C. Pa | |
| 29. |
For a liquid having mass 2000 kg and volume 2.5 m3. Calculate mass density. |
| A. | 0.00125 kg/m3 |
| B. | 0.00125 kN/m2 |
| C. | 800 kg/m3 |
| D. | 800 kg/m2 |
| Answer» C. 800 kg/m3 | |
| 30. |
If weight density of liquid is 8.0 kN/m3 , find its specific gravity. |
| A. | 1.23 N |
| B. | 1.23 |
| C. | 0.815 N |
| D. | 0.815 |
| Answer» D. 0.815 | |
| 31. |
Whenever a liquid (such as water, oil etc.) is filled in a vessel, it exerts force at all points on the sides and bottom of the container. This force per unit area is called |
| A. | pressure |
| B. | force intensity |
| C. | pressure intensity |
| D. | all of the above |
| Answer» A. pressure | |
| 32. |
In a static liquid, vertical distance from datum line to the free surface of liquid is known as |
| A. | head |
| B. | pressure head |
| C. | depth |
| D. | pressure depth |
| Answer» B. pressure head | |
| 33. |
Intensity of pressure (p) is proportional to the pressure head (h) |
| A. | true |
| B. | false |
| C. | all |
| D. | none |
| Answer» A. true | |
| 34. |
The air surrounding the earth Possess some weight. Due to its weight, the air exerts some pressure on the surface of the earth. This pressure is known as |
| A. | Atmospheric pressure |
| B. | Absolute Pressure |
| C. | Gauge Pressure |
| D. | Vacuum Pressure |
| Answer» A. Atmospheric pressure | |
| 35. |
When pressure is measured with reference to absolute zero pressure it is known as |
| A. | Atmospheric pressure |
| B. | Absolute Pressure |
| C. | Gauge Pressure |
| D. | Vacuum Pressure |
| Answer» B. Absolute Pressure | |
| 36. |
When pressure is measured with reference to atmospheric pressure, it is known as |
| A. | Atmospheric pressure |
| B. | Absolute Pressure |
| C. | Gauge Pressure |
| D. | Vacuum Pressure |
| Answer» C. Gauge Pressure | |
| 37. |
When pressure is measured with reference to atmospheric pressure, but it is below atmospheric pressure, it is known as |
| A. | Atmospheric pressure |
| B. | Absolute Pressure |
| C. | Gauge Pressure |
| D. | Vacuum Pressure |
| Answer» D. Vacuum Pressure | |
| 38. |
From following which is correct. |
| A. | Absolute Pressure = Atmospheric Pressure + Gauge Pressure |
| B. | Absolute Pressure = Atmospheric Pressure - Gauge Pressure |
| C. | Absolute Pressure = Atmospheric Pressure * Gauge Pressure |
| D. | Absolute Pressure = Atmospheric Pressure / Gauge Pressure |
| Answer» A. Absolute Pressure = Atmospheric Pressure + Gauge Pressure | |
| 39. |
From following which is correct. |
| A. | Absolute Pressure = Atmospheric Pressure + Vacuum Pressure |
| B. | Absolute Pressure = Atmospheric Pressure - Vacuum Pressure |
| C. | Absolute Pressure = Atmospheric Pressure * Vacuum Pressure |
| D. | Absolute Pressure = Atmospheric Pressure / Vacuum Pressure |
| Answer» B. Absolute Pressure = Atmospheric Pressure - Vacuum Pressure | |
| 40. |
It is the simplest form of manometer |
| A. | u-tube manometer |
| B. | differential manometer |
| C. | piezometer |
| D. | pitot tube |
| Answer» C. piezometer | |
| 41. |
From following which equation is used to measure negative pressure in u-tube manometer |
| A. | s2h2 + s1h1 |
| B. | s2h2 - s1h1 |
| C. | - s2h2 + s1h1 |
| D. | - s2h2 - s1h1 |
| Answer» D. - s2h2 - s1h1 | |
| 42. |
A simple manometer containing mercury is used to measure pressure of oil (sp. gr. 0.8) flowing in a pipe as shown below. Mercury level in open tube is 150 mm higher than that on left limb. If height of oil in left limb is 90 mm, determine the pressure in terms of head of water in a pipe. |
| A. | 19.306 kN/m3 |
| B. | 19.306N/m3 |
| C. | 19.306 kN/cm3 |
| D. | 19.306 N/cm3 |
| Answer» A. 19.306 kN/m3 | |
| 43. |
Pressure of liquid per unit area is called |
| A. | pressure |
| B. | force |
| C. | Pressure intensity |
| D. | force intensity |
| Answer» C. Pressure intensity | |
| 44. |
A water tank contains 1.5 m deep water. Find pressure exerted by water per metre length of the tank. |
| A. | 11.04 N/m |
| B. | 11.04 kN/m |
| C. | 11.04 kN/m2 |
| D. | 11.04 N/m2 |
| Answer» B. 11.04 kN/m | |
| 45. |
A swimming pool having one side 10 m long, is filled with water up to 3.6 m depth. Find total pressure on the wall of the pool |
| A. | 63.57 kN/m |
| B. | 63.57 kN |
| C. | 635.70 kN |
| D. | 635.70 kN/m |
| Answer» C. 635.70 kN | |
| 46. |
"The intensity of pressure at any point in a fluid at rest, is same in all directions". This is statement of |
| A. | Pascal’s law |
| B. | Continuity equation |
| C. | Bernoulli’s equation |
| D. | Darcy’s law |
| Answer» A. Pascal’s law | |
| 47. |
The force exerted by a statue fluid on a surface either plane or curved when the fluid comes in contact with the surface is called, |
| A. | total pressure |
| B. | center of pressure |
| C. | all |
| D. | none |
| Answer» A. total pressure | |
| 48. |
The force exerted by a statue fluid on a surface either plane or curved when the fluid comes in contact with the surface. |
| A. | total pressure |
| B. | center of pressure |
| C. | all |
| D. | none |
| Answer» B. center of pressure | |
| 49. |
The centre of pressure lies below the centre of gravity of the immersed surface. |
| A. | true |
| B. | false |
| C. | all |
| D. | none |
| Answer» A. true | |
| 50. |
From following, which is correct? |
| A. | F = w A h |
| B. | F = w A ̅ |
| C. | F = w A h* |
| D. | all of the above |
| Answer» B. F = w A ̅ | |
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