MCQOPTIONS
Saved Bookmarks
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 thin prism with an angle of 3o and made from glass of refractive index 1.15 is combined with another prism made from glass and has a refractive index of 1.45. If the dispersion were to occur without deviation then what should be the angle of the second prism? |
| A. | 3o |
| B. | 0o |
| C. | 1o |
| D. | 2o |
| Answer» D. 2o | |
| 2. |
Calculate the dispersive power of crown glass where μV=1.456 and μR=1.414. |
| A. | 0.0096 |
| B. | 0.45 |
| C. | 0.96 |
| D. | 0.096 |
| Answer» E. | |
| 3. |
Which of the following is Cauchy’s formula? |
| A. | μ=A+Bλ2+Cλ4 |
| B. | μ=A+\(\frac {B}{\lambda^2} + \frac {C}{\lambda^4}\) |
| C. | μ=A+B+CBλ |
| D. | μ=A+\(\frac {B}{\lambda}+\frac {C}{\lambda^2}\) |
| Answer» C. μ=A+B+CBλ | |