MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Fluid Mechanics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If a cricket ball moves with a velocity v and collides with a tiny table tennis ball. After an elastic collision, at what velocity will the second ball move? |
| A. | v |
| B. | v/2 |
| C. | 2v |
| D. | v<sup>2</sup> |
| Answer» D. v<sup>2</sup> | |
| 2. |
How can you slow down a fast neutron? |
| A. | Applying an electric field |
| B. | Using shield |
| C. | Elastic collision |
| D. | Heavy water |
| Answer» E. | |
| 3. |
When a charged body enters a uniform magnetic field. How will it s kinetic energy change? |
| A. | Doubles |
| B. | 4 times |
| C. | Constant |
| D. | Triples |
| Answer» D. Triples | |