MCQOPTIONS
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MCQOPTIONS
This section includes 18 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Mechanics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Determine the distance between the points of action of the forces, that is the normal force and the self-weight force in the given figure. |
| A. | 9.08mm |
| B. | 9.08cm |
| C. | 9.08m |
| D. | 9.8mmView Answer |
| Answer» B. 9.08cm | |
| 2. |
Calculate the product of normal force and the coefficient of friction between the body and the surface. |
| A. | 183N |
| B. | 116N |
| C. | 100N |
| D. | 180NView Answer |
| Answer» B. 116N | |
| 3. |
We first make equilibrium equations of the body by considering all the three dimensional forces acting on the section chosen and then the free body diagram is made and solved. |
| A. | The first part of the statement is false and other part is true |
| B. | The first part of the statement is false and other part is false too |
| C. | The first part of the statement is true and other part is false |
| D. | The first part of the statement is true and other part is true too |
| Answer» E. | |
| 4. |
What is not the condition for the equilibrium in free body diagram for calculation of the normal forces? |
| A. | ∑Fx=0 |
| B. | ∑Fy=0 |
| C. | ∑Fz=0 |
| D. | ∑F≠0 |
| Answer» E. | |
| 5. |
For equilibrium the normal forces acts in which direction in the free body diagrams? |
| A. | Vertically Upward |
| B. | Vertically Downward |
| C. | Horizontally Right |
| D. | Horizontally Left |
| Answer» B. Vertically Downward | |
| 6. |
The free body diagram used to explain the theory of dry friction is having ___________ distribution of both the normal forces and frictional surface. |
| A. | Uneven |
| B. | Even |
| C. | Uniform |
| D. | Equal |
| Answer» B. Even | |
| 7. |
In the explanation of the theory of friction, the block used to have an assumption. That is the upper portion of the block is considered to be rigid. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
The block used to explain the theory of friction is kept over non-deformable surface. |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
IN_THE_EXPLANATION_OF_THE_THEORY_OF_FRICTION,_THE_BLOCK_USED_TO_HAVE_AN_ASSUMPTION._THAT_IS_THE_UPPER_PORTION_OF_THE_BLOCK_IS_CONSIDERED_TO_BE_RIGID.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
For equilibrium the normal forces acts in which direction in the free body diagrams?$ |
| A. | Vertically Upward |
| B. | Vertically Downward |
| C. | Horizontally Right |
| D. | Horizontally Left |
| Answer» B. Vertically Downward | |
| 11. |
The block used to explain the theory of friction is kept over non-deformable surface? |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
Theory of friction is explained over a block of weight W. Which of the following is the property of the surface on which block is present? |
| A. | Non-rigid |
| B. | Coloured red |
| C. | Having density in negative |
| D. | The motion of that block is always horizontal |
| Answer» B. Coloured red | |
| 13. |
The phenomena of horizontal pull and push explain what? |
| A. | Theory of friction |
| B. | Theory of relativity |
| C. | Theory of action |
| D. | Theory of forces |
| Answer» B. Theory of relativity | |
| 14. |
At what conditions the dry friction occurs between the surfaces in contact? |
| A. | When there is no lubricating fluid |
| B. | When there is no friction fluid |
| C. | When there is no adhesive fluid |
| D. | When there is no cohesive fluid |
| Answer» B. When there is no friction fluid | |
| 15. |
Who gave the concept of Dry friction? |
| A. | C.A. Coulomb |
| B. | GA. Coulomb |
| C. | C.P Coulomb |
| D. | Albert Einstein |
| Answer» B. GA. Coulomb | |
| 16. |
Dry friction is also called _____________ |
| A. | Column Friction |
| B. | Coulomb Friction |
| C. | Dry column friction |
| D. | Surface friction |
| Answer» C. Dry column friction | |
| 17. |
The frictional force always acts ____________ to the surface of the application of the friction. |
| A. | Tangential |
| B. | Perpendicular |
| C. | Parallel |
| D. | Normal |
| Answer» B. Perpendicular | |
| 18. |
____________ is the phenomena that resist the movement of the two surfaces in contact. |
| A. | Friction |
| B. | Motion |
| C. | Circular movement |
| D. | Rotation |
| Answer» B. Motion | |