MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 28 Mcqs, each offering curated multiple-choice questions to sharpen your Strength Materials knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Calculate the actual velocity of jet if the coefficient of velocity is 0.97. The head of water on the orifice of diameter 2 cm is 6 m. |
| A. | 11 m/s |
| B. | 12 m/s |
| C. | 10.5 m/s |
| D. | 13 m/s |
| Answer» D. 13 m/s | |
| 2. |
The relation between hydraulic coefficients is Cd = Cc × Cv. |
| A. | False |
| B. | True |
| Answer» C. | |
| 3. |
Coeffecient of discharge varies from ___________ to __________ |
| A. | 0.64 to 0.68 |
| B. | 0.61 to 0.65 |
| C. | 0.63 to 0.67 |
| D. | 0.67 to 0.7 |
| Answer» C. 0.63 to 0.67 | |
| 4. |
The Cv taken for sharp edged orifice generally is _________ |
| A. | 0.97 |
| B. | 0.98 |
| C. | 0.95 |
| D. | 0.99 |
| Answer» C. 0.95 | |
| 5. |
The value of Cv varies _______ to ________ |
| A. | 0.95 – 0.99 |
| B. | 0.93 – 0.95 |
| C. | 0.97 – 1 |
| D. | 0.94 – 0.96 |
| Answer» B. 0.93 – 0.95 | |
| 6. |
Theorotical velocity = _______ |
| A. | (2gh)1/3 |
| B. | (2gh)1/2 |
| C. | (2gh)1/4 |
| D. | 2gh |
| Answer» C. (2gh)1/4 | |
| 7. |
Which of the following is not a hydraulic coefficient? |
| A. | Coefficient of contraction |
| B. | Coefficient of discharge |
| C. | Coefficient of viscosity |
| D. | Coefficient of velocity |
| Answer» D. Coefficient of velocity | |
| 8. |
Bell mouthed orifices can be categorised in according to ___________ |
| A. | Size |
| B. | Shape |
| C. | Shape of upstream |
| D. | Nature of discharge |
| Answer» D. Nature of discharge | |
| 9. |
The section which has a minimum cross sectional are in a flow is known as _______ |
| A. | Vena contracta |
| B. | Thyrocade |
| C. | Submergent |
| D. | Upstream edge |
| Answer» B. Thyrocade | |
| 10. |
A mouthpiece is a short length of a pipe which is not more than __________ times its diameter. |
| A. | 3-4 |
| B. | 5-6 |
| C. | 1 -2 |
| D. | 2-3 |
| Answer» E. | |
| 11. |
A propped cantilever beam carrying total load “W” distributed evenly over its entire length calculate the vertical force required in the prop. |
| A. | 3/4 W |
| B. | W |
| C. | 5/8 W |
| D. | 3/8 W |
| Answer» E. | |
| 12. |
A fixed beam of the uniform section is carrying a point load at the centre, if the moment of inertia of the middle half portion is reduced to half its previous value, then the fixed end moments will ______ |
| A. | Increase |
| B. | Remains constant |
| C. | Decrease |
| D. | Change their direction |
| Answer» B. Remains constant | |
| 13. |
The maximum negative bending moment in fixed beam carrying udl occurs at ________ |
| A. | Mid span |
| B. | 1/3 of the span |
| C. | Supports |
| D. | Half of the span |
| Answer» D. Half of the span | |
| 14. |
WHICH_OF_THE_FOLLOWING_IS_NOT_A_HYDRAULIC_COEFFICIENT??$ |
| A. | Coefficient of contraction |
| B. | Coefficient of discharge |
| C. | Coefficient of viscosity |
| D. | Coefficient of velocity |
| Answer» D. Coefficient of velocity | |
| 15. |
The value of Cv varies _______ to ________$ |
| A. | 0.95 – 0.99 |
| B. | 0.93 – 0.95 |
| C. | 0.97 – 1 |
| D. | 0.94 – 0.96 |
| Answer» B. 0.93 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 0.95 | |
| 16. |
Theorotical velocity = _______$ |
| A. | (2gh)<sup>1/3</sup> |
| B. | (2gh)<sup>1/2</sup> |
| C. | (2gh)<sup>1/4</sup> |
| D. | 2gh |
| Answer» C. (2gh)<sup>1/4</sup> | |
| 17. |
Calculate the actual velocity of jet if coefficient of velocity is 0.97. The head of water on orifice of diameter 2 cm is 6 m. |
| A. | 11 m/s |
| B. | 12 m/s |
| C. | 10.5 m/s |
| D. | 13 m/s |
| Answer» D. 13 m/s | |
| 18. |
STATEMENT: The relation between hydraulic coefficients is Cd = Cc √ó Cv.$ |
| A. | False |
| B. | True |
| Answer» C. | |
| 19. |
Coeffecient of discharge varies from ____ to _____ |
| A. | 0.64 to 0.68 |
| B. | 0.61 to 0.65 |
| C. | 0.63 to 0.67 |
| D. | 0.67 to 0.7 |
| Answer» C. 0.63 to 0.67 | |
| 20. |
The Cv taken for sharp edged orifice generally is ____ |
| A. | 0.97 |
| B. | 0.98 |
| C. | 0.95 |
| D. | 0.99 |
| Answer» C. 0.95 | |
| 21. |
Bell mouthed orifices can be categorised in according to ____? |
| A. | Size |
| B. | Shape |
| C. | Shape of upstream |
| D. | Nature of discharge |
| Answer» D. Nature of discharge | |
| 22. |
The section which has minimum cross sectional are in a flow is known as _______ |
| A. | Vena contracta |
| B. | Thyrocade |
| C. | Submergent |
| D. | Upstream edge |
| Answer» B. Thyrocade | |
| 23. |
A mouthpiece is a short length of a pipe which is not more than____ times its diameter. |
| A. | 3-4 |
| B. | 5-6 |
| C. | 1 -2 |
| D. | 2-3 |
| Answer» E. | |
| 24. |
_____ is a small opening made in the bottom or sides of a tank. |
| A. | Mouthpiece |
| B. | Orifice |
| C. | Sill |
| D. | Sluice |
| Answer» C. Sill | |
| 25. |
A propped cantilever beam carrying total load “W” distributed evenly over its entire length calculate the vertical force required in the prop.$ |
| A. | 3/4 W |
| B. | W |
| C. | 5/8 W |
| D. | 3/8 W |
| Answer» E. | |
| 26. |
STATEMENT: “ In propped cantilevers, the prop reaction is 3/8 wl “ .$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 27. |
A fixed beam of uniform section is carrying a point load at the centre, if the moment of inertia of the middle half portion is reduced to half its previous value, then the fixed end moments will ______ |
| A. | Increase |
| B. | Remains constant |
| C. | Decrease |
| D. | Change their direction |
| Answer» B. Remains constant | |
| 28. |
The maximum negative bending moment in fixed beam carrying udl occurs at ___ |
| A. | Mid span |
| B. | 1/3 of the span |
| C. | Supports |
| D. | Half of the span |
| Answer» D. Half of the span | |