MCQOPTIONS
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MCQOPTIONS
This section includes 3 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. |
A bar magnet of the magnetic moment 5 Am2 has poles 20 cm apart. Calculate the pole strength. |
| A. | 250 Am |
| B. | 4 Am |
| C. | 100 Am |
| D. | 25 Am |
| Answer» E. | |
| 2. |
A magnetized needle of the magnetic moment 20 JT-1 is placed at 60o with the direction of the uniform magnetic field of magnitude 9 T. What is the torque acting on the needle? |
| A. | 225 J |
| B. | 625 J |
| C. | 155.8 J |
| D. | 318 J |
| Answer» D. 318 J | |
| 3. |
A magnet can only repel another magnet. So, ‘X’ is a surer test of magnetism. Identify X. |
| A. | Directive |
| B. | Repulsion |
| C. | Remanence |
| D. | Hysteresis |
| Answer» C. Remanence | |