MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The dimension of εo _______ |
| A. | [M-1L-3T4I2] |
| B. | [M-1L-3T4I4] |
| C. | [M-1L-3T2I2] |
| D. | [M1L-3T4I2] |
| Answer» B. [M-1L-3T4I4] | |
| 2. |
According to Coulomb’s Law force between two charges is k*q1*\(\frac {q_2}{r^2}\). What will happen if one of the charges is zero? |
| A. | No attraction or repulsion |
| B. | Always attraction |
| C. | Always repulsion |
| D. | Cannot predict the nature of the force |
| Answer» C. Always repulsion | |
| 3. |
Two charges q1, q2 exert some amount of force on each other. What will happen to the force on q1 if another charge q3 is brought close to them? |
| A. | The force will increase |
| B. | The force will decrease |
| C. | The force remains the same |
| D. | The force may increase or decrease depending on whether q3 is positive or negative |
| Answer» E. | |
| 4. |
If the force between two charges is 9N, what will be the force if the distance between them is doubled and both the charges are increased to √2 times? |
| A. | 9N |
| B. | 4.5N |
| C. | 3N |
| D. | 3.75N |
| Answer» C. 3N | |
| 5. |
Coulomb’s Law is valid for any distance between the particles. |
| A. | False |
| B. | True |
| Answer» B. True | |
| 6. |
Coulomb’s Law is valid for ______ |
| A. | Only point charge |
| B. | For both point charge and distributed charge |
| C. | Only distributed charges |
| D. | Neither distributed nor point charge |
| Answer» B. For both point charge and distributed charge | |