MCQOPTIONS
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MCQOPTIONS
This section includes 9 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. |
For solving of the unknown tension in the belts, which of the following equation is used? |
| A. | T2 = T1e B |
| B. | T1 = T2e B |
| C. | T2 = T1eB |
| D. | T2 = T1e |
| Answer» B. T1 = T2e B | |
| 2. |
All the vector quantities in the solving of the unknown in the belt force system obey _____________ |
| A. | Parallelogram law of addition |
| B. | Parallelogram law of multiplication |
| C. | Parallelogram law of addition of square root of their magnitudes |
| D. | Parallelogram law of addition of square of their magnitudes |
| Answer» B. Parallelogram law of multiplication | |
| 3. |
The solving for the unknown forces in the belts requires vector math. So if a vector is multiplied by a scalar in the belt system of forces then_________ |
| A. | Then its magnitude is increased by the square root of that scalar s magnitude |
| B. | Then its magnitude is increased by the square of that scalar s magnitude |
| C. | Then its magnitude is increased by an amount of that scalar s magnitude |
| D. | You cannot multiply the vector with a scalar |
| Answer» D. You cannot multiply the vector with a scalar | |
| 4. |
There are mainly two types of forces which are being stated in the free body diagram of the belts, they are generally the resultant forces which are being acted over the body over which the belt is rolling. Which are they? |
| A. | Normal and Frictional |
| B. | Normal and Vertical |
| C. | Vertical and Frictional |
| D. | Normal and Fractional |
| Answer» B. Normal and Vertical | |
| 5. |
We show the net forces acting on the belts with the help of __________ forces. |
| A. | Rotational |
| B. | Linear |
| C. | Helical |
| D. | Resultants |
| Answer» E. | |
| 6. |
We first make equilibrium equations of the belts 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. | |
| 7. |
Which one is not the condition for the equilibrium in free body diagram for the belts as considered for calculation of the normal forces, consider all forces to be straight and linear? |
| A. | Fx=0 |
| B. | Fy=0 |
| C. | Fz=0 |
| D. | F 0 |
| Answer» E. | |
| 8. |
Dry friction in the belt is also called ___________ |
| A. | Column Friction |
| B. | Coulomb Friction |
| C. | Dry column friction |
| D. | Surface friction |
| Answer» C. Dry column friction | |
| 9. |
What is B in the equation T2 = T1e B ? |
| A. | Angle of the belt to surface contact in radians |
| B. | Angle of the belt to surface contact in degrees |
| C. | Angle of the belt in radians |
| D. | Angle of the belt in degrees |
| Answer» B. Angle of the belt to surface contact in degrees | |