MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The changes in displacement in three consecutive instances are 5 m, 4 m, 11 m, the total time taken is 5 s. What is the average velocity in m/s? |
| A. | 1 |
| B. | 4 |
| C. | 7 |
| D. | 6 |
| Answer» C. 7 | |
| 2. |
A car is moving around a tree in a circular path. What can be said about the average velocity? |
| A. | It is non zero |
| B. | It is zero |
| C. | It is greater than zero |
| D. | It is less than zero |
| Answer» C. It is greater than zero | |
| 3. |
A ball is thrown up in the sky. After reaching a height, the ball falls back. What can be said about the average velocity? |
| A. | It is non zero |
| B. | It is zero |
| C. | It is greater than zero |
| D. | It is less than zero |
| Answer» C. It is greater than zero | |
| 4. |
What happens to the average velocity when a body falls under gravity with terminal velocity? |
| A. | It increases |
| B. | It decreases |
| C. | It remains constant |
| D. | It changes exponentially |
| Answer» D. It changes exponentially | |
| 5. |
In a uniformly accelerated motion, the speed varies from 0 to 20 m/s in 4 s. What is the average speed during the motion? |
| A. | 10 m/s |
| B. | 20 m/s |
| C. | 0 m/s |
| D. | 15 m/s |
| Answer» B. 20 m/s | |
| 6. |
Average speed of a car between points A and B is 20 m/s, between B and C is 15 m/s, between C and D is 10 m/s. What is the average speed between A and D, if the time taken in the mentioned sections is 20s, 10s and 5s respectively? |
| A. | 17.14 m/s |
| B. | 15 m/s |
| C. | 10 m/s |
| D. | 45 m/s |
| Answer» B. 15 m/s | |
| 7. |
A truck requires 3 Hrs to complete a journey of 150 km, what is the average speed? |
| A. | 50 km/hr |
| B. | 25 km/hr |
| C. | 15 km/hr |
| D. | 10 km/hr |
| Answer» B. 25 km/hr | |
| 8. |
Which of the following is the correct formula for average velocity? |
| A. | v = dx/dt |
| B. | v = x/t |
| C. | v = xt |
| D. | v = t/x |
| Answer» C. v = xt | |
| 9. |
What will be the velocity v/s time graph of a ball falling from a height before hitting the ground look like? |
| A. | A straight line with positive slope |
| B. | A straight line with negative slope |
| C. | A straight line with zero slope |
| D. | A parabola |
| Answer» B. A straight line with negative slope | |