MCQOPTIONS
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MCQOPTIONS
This section includes 4 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. |
Which of the two rays are polarized? |
| A. | X |
| B. | Y |
| C. | Both X and Y |
| D. | Neither X and Y |
| Answer» C. Both X and Y | |
| 2. |
If ray R1 is incident at the polarizing angle, which of the following rays are unpolarized? |
| A. | R1 |
| B. | R2 |
| C. | Both R2 and R3 |
| D. | Both R1 and R3 |
| Answer» E. | |
| 3. |
What angle should the beam made with the vertical, so that after passing through the analyzer, it’s intensity should become 0.86 times the initial intensity? |
| A. | 30° |
| B. | 45° |
| C. | 60° |
| D. | 75° |
| Answer» D. 75° | |
| 4. |
A polarized light of Intensity 40 Wm2 is incident on the analyzer at a certain angle. If the transmitted beam has an Intensity of 20 Wm2, the angle made with the vertical is _____________ |
| A. | 30° |
| B. | 45° |
| C. | 60° |
| D. | 75° |
| Answer» C. 60° | |