MCQOPTIONS
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MCQOPTIONS
This section includes 13 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 vertical components of the reaction on the beam caused by the pin at P. The force 60N is multiplied by 10 and then is applied. |
| A. | 405N |
| B. | 445N |
| C. | 45N |
| D. | 40NView Answer |
| Answer» B. 445N | |
| 2. |
Which of the following needs to zero for the perfect equilibrium? |
| A. | ∑F=0, ∑M=0 and ∑θ = 0 |
| B. | ∑F=0, ∑M≠0 and ∑θ = 0 |
| C. | ∑F≠0, ∑M=0 and ∑θ = 0 |
| D. | ∑F=0, ∑M=0 and ∑θ≠0 |
| Answer» E. | |
| 3. |
For the conditions of the equilibrium of the body, i.e. the rigid body only the external forces defines the equilibrium. Because the internal forces cancels out so not to be considered. |
| 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» D. The first part of the statement is true and other part is true too | |
| 4. |
Determine the vertical components of the reaction on the beam caused by the roller at P. |
| A. | 536N |
| B. | 536cos30N |
| C. | 536sin30N |
| D. | 536tan30NView Answer |
| Answer» C. 536sin30N | |
| 5. |
The net force of the body is zero that means the force are not being applied to the body at all and hence the body is in equilibrium. |
| 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» D. The first part of the statement is true and other part is true too | |
| 6. |
Determine the horizontal components of the reaction on the beam caused by the roller at P. |
| A. | 536N |
| B. | 536cos30N |
| C. | 536sin30N |
| D. | 536tan30NView Answer |
| Answer» D. 536tan30NView Answer | |
| 7. |
The net moment of the body is zero that means the distance between the force and the rotational axis is zero. |
| 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» D. The first part of the statement is true and other part is true too | |
| 8. |
For equilibrium, the net moment acting on the body by various forces is zero. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
For equilibrium, the net force acting on the body is zero. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Determine the horizontal components of the reaction on the beam caused by the pin at P. The force 60N is multiplied by 10 and then is applied. |
| A. | 424N |
| B. | 24N |
| C. | 44N |
| D. | 441NView Answer |
| Answer» B. 24N | |
| 11. |
What does Newton’s third law states? |
| A. | The rate of change of momentum is equal to the force applied |
| B. | For every reaction, there is an opposite reaction |
| C. | The body tends to be rotated if the force is applied tangentially |
| D. | The body is rest until a force is applied |
| Answer» C. The body tends to be rotated if the force is applied tangentially | |
| 12. |
The shown here has a mass of 100kg. What is missing here in the diagram? |
| A. | The weight of the body is not shown |
| B. | The moment of the force is not shown |
| C. | The body cant be held like this |
| D. | The body diagonal is not shown |
| Answer» B. The moment of the force is not shown | |
| 13. |
The main condition for the rigid body is that the distance between various particles of the body does change. |
| A. | True |
| B. | False |
| Answer» C. | |