MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your UPSEE knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In a perfectly elastic collision, relative speed of approach and relative speed of separation are |
| A. | equal |
| B. | in equal |
| C. | zero |
| D. | infinite |
| Answer» B. in equal | |
| 2. |
Resultant force acting on object and rate of change of linear momentum are |
| A. | inversely related |
| B. | not related at all |
| C. | directly related |
| D. | directly proportional |
| Answer» D. directly proportional | |
| 3. |
Forces on interacting bodies are |
| A. | equal |
| B. | opposite |
| C. | both A and B |
| D. | parallel |
| Answer» D. parallel | |
| 4. |
Momentum of two objects moving with same speed but in opposite direction upon collision is |
| A. | increased |
| B. | decreased |
| C. | is zero |
| D. | is infinite |
| Answer» D. is infinite | |
| 5. |
If total kinetic energy and momentum of a system becomes zero after collision, then collision is |
| A. | elastic |
| B. | inelastic |
| C. | conserved |
| D. | not conserved |
| Answer» C. conserved | |