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. |
What is the product of inertia of a circle of diameter 10mm? |
| A. | 1862mm4 |
| B. | 1945mm4 |
| C. | 1963mm4 |
| D. | 2014mm4 |
| Answer» D. 2014mm4 | |
| 2. |
What is the product of inertia of the given following section? |
| A. | 50mm4 |
| B. | 625mm4 |
| C. | 125mm4 |
| D. | 250mm4 |
| Answer» C. 125mm4 | |
| 3. |
What is the unit of product of inertia? |
| A. | mm4 |
| B. | mm2 |
| C. | mm |
| D. | mm3 |
| Answer» B. mm2 | |
| 4. |
The product of inertia at the principal axes is _____________ |
| A. | Minimum |
| B. | Unit |
| C. | Zero |
| D. | Maximum |
| Answer» D. Maximum | |
| 5. |
What is the mass MOI of a rectangular plate about y-axis passing through the C.G of the plate if the y-axis is parallel to d and perpendicular to b? |
| A. | Mb2/12 |
| B. | Md2/12 |
| C. | Md2/6 |
| D. | Mb2/6 |
| Answer» B. Md2/12 | |
| 6. |
What is the mass MOI of a hollow circular cylinder if R is the outer diameter and r is the inner diameter? |
| A. | M(R + r)/4 |
| B. | M(R – r )/4 |
| C. | M(R+ r)/2 |
| D. | M(R – r)/2 |
| Answer» B. M(R – r )/4 | |
| 7. |
What is the mass MOI of right circular cone of radius R and height H about its axis? |
| A. | 4MR2/10 |
| B. | MR2/10 |
| C. | 3MR2/10 |
| D. | MR2/12 |
| Answer» D. MR2/12 | |
| 8. |
What is the mass MOI of a rectangular plate about x-axis passing through the C.G of the plate if the y-axis is parallel to d and perpendicular to b? |
| A. | Mb2/12 |
| B. | Md2/12 |
| C. | Md2/6 |
| D. | Mb2/6 |
| Answer» C. Md2/6 | |
| 9. |
What is mass moment of inertia of circular plate? |
| A. | Md2/3 |
| B. | Md2/12 |
| C. | Mr2/4 |
| D. | Mr2/3 |
| Answer» D. Mr2/3 | |
| 10. |
What is the unit of mass moment of inertia? |
| A. | m4 |
| B. | m6 |
| C. | N |
| D. | m2 |
| Answer» C. N | |
| 11. |
What is the product of the mass and the square of the distance of the center of gravity of the mass from an axis? |
| A. | Moment of inertia |
| B. | Mass moment of inertia |
| C. | Center of gravity |
| D. | Product of inertia |
| Answer» C. Center of gravity | |
| 12. |
IF_THE_NON-UNIFORM_LOADING_IS_OF_THE_TYPE_OF_PARABOLA_THEN_FOR_CALCULATING_THE_MASS_MOMENT_OF_INERTIA_FOR_AREAS??$ |
| A. | The net load will not be formed as all the forces will be cancelled |
| B. | The net force will act the centre of the parabola |
| C. | The net force will act on the base of the loading horizontally |
| D. | The net force will act at the centroid of the parabola |
| Answer» B. The net force will act the centre of the parabola | |
| 13. |
The body is sometimes acted by two or three force members and we need to find the mass moment of inertia for the same. The difference between the two and the three force members is: |
| A. | The former is collinear and the latter is parallel |
| B. | The former is parallel and the latter is perpendicular |
| C. | The former is perpendicular and the latter is collinear |
| D. | The former is acting on two points in the body while the latter is on three points |
| Answer» B. The former is parallel and the latter is perpendicular | |
| 14. |
One of the use of the centre of mass or centroid is as in the mass moment of inertia is that the net force acts at the ___________ of the loading body? |
| A. | Centroid |
| B. | The centre axis |
| C. | The corner |
| D. | The base |
| Answer» B. The centre axis | |
| 15. |
We use the distance of the axis and the particles, and in that we apply parallel axis theorem. The distance in the parallel axis theorem is multiplied by_______ |
| A. | Area |
| B. | Volume |
| C. | Linear distance |
| D. | Area/Volume |
| Answer» E. | |
| 16. |
Two of the things of the composite materials are to be known so that their mass moment of inertia can be varied. Which of the following is one of them? |
| A. | Weight of the centre of gravity |
| B. | Weight of the body |
| C. | Location of the centroid of gravity |
| D. | Location of the centre of mass |
| Answer» B. Weight of the body | |
| 17. |
5mR2 |
| A. | 5mR<sup>2</sup> |
| B. | 0.2mR<sup>2</sup> |
| C. | 0.7mR<sup>2</sup> |
| Answer» C. 0.7mR<sup>2</sup> | |
| 18. |
The measure of the body’s resistance to angular acceleration is called ___________ |
| A. | Mass moment of inertia of a body |
| B. | Volume moment of inertia of a body |
| C. | Line moment of inertia of a body |
| D. | Gauss moment of inertia of a body |
| Answer» B. Volume moment of inertia of a body | |