MCQOPTIONS
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MCQOPTIONS
This section includes 3 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. |
The earth revolves around the sun with an angular velocity of 2×10-7rad/s in a circular orbit of radius 1.5×108km. The force exerted by the sun on the earth in newton is? |
| A. | 30×1021 |
| B. | 27×1039 |
| C. | Zero |
| D. | 18×1025 |
| Answer» B. 27×1039 | |
| 2. |
If the radius of earth were to shrink by one percent (its mass remains the same), then the acceleration due to gravity on the earth’s surface ___________ |
| A. | Would decrease |
| B. | Would remain unchanged |
| C. | Would increase |
| D. | Cannot be predicted |
| Answer» D. Cannot be predicted | |
| 3. |
Statement 1- The comets do not obey the Kepler’s law of planetary motion. |
| A. | Statement 2- The comets do not have elliptical orbits. |
| B. | Statement 1 and statement 2 are correct and statement 2 is the correct explanation of statement 1 |
| C. | Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1 |
| D. | Statement 1 is true but statement 2 is false |
| E. | Both statement 1 and 2 are false |
| Answer» C. Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1 | |