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This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
When moving along a curved path, he ___________ |
| A. | Leans inwards |
| B. | Leans outwards |
| C. | Is still |
| D. | Leans sideways |
| Answer» B. Leans outwards | |
| 2. |
Friction can be increased by ___________ |
| A. | Using air cushion |
| B. | Lubricants |
| C. | Using sand |
| D. | Using ball bearings |
| Answer» D. Using ball bearings | |
| 3. |
A mass of 4kg rests on a horizontal plane. The plane is gradually inclined until at an angle = 15 with the horizontal, the mass just begins to slide. What is the coefficient of static friction between the block and the surface? |
| A. | 0.814 |
| B. | 0.27 |
| C. | 1.5 |
| D. | 3.5 |
| Answer» C. 1.5 | |
| 4. |
A cubical block rests on an inclined plane of = 1/ 3, determine the angle of inclination when the block just slides down the inclined plane? |
| A. | 40 |
| B. | 50 |
| C. | 30 |
| D. | 20 |
| Answer» D. 20 | |
| 5. |
The coefficient of static friction is ___________ |
| A. | Less than the coefficient of kinetic friction |
| B. | Greater than the coefficient of limiting friction |
| C. | Equal to the coefficient of kinetic friction |
| D. | Equal to the tangent of the angle of friction |
| Answer» E. | |