MCQOPTIONS
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MCQOPTIONS
This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Assertion: When a body moves along a circular path, no work is done by the centripetal force. |
| A. | Reason: The centripetal force is used on moving the body along the circular path and hence no work is done. |
| B. | Both assertion and reason are true and reason is the correct explanation of the assertion |
| C. | Both assertion and reason are true but the reason is not the correct explanation of assertion |
| D. | Assertion is true but reason is false |
| E. | Both assertion and reason are false |
| Answer» D. Assertion is true but reason is false | |
| 2. |
A position dependent force, F = 7-2x+3x2-N acts on a small body of mass 2kg and displaces it from x = 0 to x = 5m. The work done in joules is ___________ |
| A. | 135 |
| B. | 270 |
| C. | 35 |
| D. | 70 |
| Answer» B. 270 | |