MCQOPTIONS
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MCQOPTIONS
This section includes 7 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. |
A bullet fired from a gun can pierce a target due to its ___________ |
| A. | Mechanical energy |
| B. | Heat energy |
| C. | Kinetic energy |
| D. | Acceleration |
| Answer» D. Acceleration | |
| 2. |
A moving hammer drives a nail into the wood. It has kinetic energy. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
A person is holding a bucket by applying a force of 10N. He moves a horizontal distance of 5m and then climbs up a vertical distance of 10m. Find the total work done by him? |
| A. | 50J |
| B. | 150J |
| C. | 100J |
| D. | 200J |
| Answer» D. 200J | |
| 4. |
A gardener pushes a lawn roller through a distance of 20m. If he applies a force of 20kg weight in a direction inclined at 60 to the ground, find the work done by him. (g=9.8m/s2) |
| A. | 400J |
| B. | 1960J |
| C. | 250J |
| D. | 2514J |
| Answer» C. 250J | |
| 5. |
For a body moving in a circular path, the work done by the centripetal force is ___________ |
| A. | Negative |
| B. | Positive |
| C. | Constant |
| D. | Zero |
| Answer» E. | |
| 6. |
When a body slides against a rough horizontal surface, the work done by friction is ___________ |
| A. | Positive |
| B. | Zero |
| C. | Negative |
| D. | Constant |
| Answer» D. Constant | |
| 7. |
When a body falls freely under gravity, then the work done by the gravity is ___________ |
| A. | Positive |
| B. | Negative |
| C. | Zero |
| D. | Infinity |
| Answer» B. Negative | |