MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Machine Kinematics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A_POINT_B_ON_A_RIGID_LINK_AB_MOVES_WITH_RESPECT_TO_A_WITH_ANGULAR_VELOCITY_‚ÂÀ√¨‚ÀÖ¬¢RAD/S._THE_TOTAL_ACCELERATION_OF_B_WITH_RESPECT_TO_A_WILL_BE_EQUAL_TO?$# |
| A. | vector sum of radial component and coriolis component |
| B. | vector sum of tangential component and coriolis component |
| C. | vector sum of radial component and tangential component |
| D. | vector difference of radial component and tangential component |
| Answer» D. vector difference of radial component and tangential component | |
| 2. |
THE_COMPONENT_OF_THE_ACCELERTION,_PERPENDICULAR_TO_THE_VELOCITY_OF_THE_PARTICLE,_AT_THE_GIVEN_INSTANT_IS_CALLED?$ |
| A. | radial component |
| B. | tangential component |
| C. | coriolis component |
| D. | none of the mentioned |
| Answer» B. tangential component | |
| 3. |
The component of the accelertion, parallel to the velocity of the particle, at the given instant is calle? |
| A. | radial component |
| B. | tangential component |
| C. | coriolis component |
| D. | none of the mentioned |
| Answer» C. coriolis component | |
| 4. |
A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard? |
| A. | All points of the disc have the same velocity. |
| B. | The centre of the disc has zero acceleration. |
| C. | The centre of the disc has centrifugal acceleration. |
| D. | The point on the disc making contact with the plane surface has zero acceleration. |
| Answer» C. The centre of the disc has centrifugal acceleration. | |
| 5. |
ABCD is a four bar mechanism in which AB = 310mm and CD = 450mm. AB and CD are both perpendicular to the fixed link AD. If the velocity of B at this condition is v. Then the velocity of C is |
| A. | v |
| B. | 2/3 v |
| C. | 3/2 v |
| D. | 9/4 v |
| Answer» D. 9/4 v | |
| 6. |
In the above question, if both the links OA and OB turns in clockwise direction, then the rubbing velocity at the pin joint O is |
| A. | ω<sub>1</sub>.ω<sub>2</sub>.r |
| B. | (ω<sub>1</sub>-ω<sub>2</sub>)r |
| C. | (ω<sub>1</sub>+ω<sub>2</sub>)r |
| D. | (ω<sub>1</sub>-ω<sub>2</sub>)2r |
| Answer» C. (‚âà√¨‚àö¬¢<sub>1</sub>+‚âà√¨‚àö¬¢<sub>2</sub>)r | |
| 7. |
The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω1 rad/s in the clockwise direction and the link OB turns with angular velocity ω2 rad/s in the anti-clockwise direction, then the rubbing velocity at the pin joint O is$ |
| A. | ω<sub>1</sub>.ω<sub>2</sub>.r |
| B. | (ω<sub>1</sub>-ω<sub>2</sub>)r |
| C. | (ω<sub>1</sub>+ω<sub>2</sub>)r |
| D. | (ω<sub>1</sub>-ω<sub>2</sub>)2r |
| Answer» D. (‚âà√¨‚àö¬¢<sub>1</sub>-‚âà√¨‚àö¬¢<sub>2</sub>)2r | |
| 8. |
The direction of linear velocity of any point on a link with respect to another point on the same link is |
| A. | parallel to the link joining the points |
| B. | perpendicular to the link joining the points |
| C. | at 45<sup>0</sup> to the link joining the points |
| D. | none of the mentioned |
| Answer» C. at 45<sup>0</sup> to the link joining the points | |
| 9. |
The magnitude of linear velocity of a point B on a link AB relative to point A is |
| A. | ω x AB |
| B. | ω(AB)<sup>2</sup> |
| C. | ω<sup>2</sup>AB |
| D. | (ω x AB)<sup>2</sup> |
| Answer» B. ‚âà√¨‚àö¬¢(AB)<sup>2</sup> | |
| 10. |
The relative velocity of B with respect to A in a rigid link AB is |
| A. | parallel to AB |
| B. | perpendicular to AB |
| C. | along AB |
| D. | at 45<sup>0</sup> |
| Answer» C. along AB | |