Ray Optics (BITSAT Physics): Questions 1 - 5 of 17
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 382 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.
Rs. 250.00 or
Question number: 1
» Ray Optics » Deviation and Dispersion of Light by a Prism
Question
In an equilateral triangular prism, the angle of minimum derivation for a certain wavelength is . The corresponding angle of incidence is –
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|
Question number: 2
» Ray Optics » Reflection and Refraction of Light
Question
If the critical angle for total internal reflection from a medium to vacuum is . Then velocity of light in the medium is –
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|
Question number: 3
» Ray Optics » Power of a Lens
Question
Two lenses whose powers are and , respectively. The Power of Combination will be –
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|
Question number: 4
» Ray Optics » Resolving Power of Microscopes and Astronomical Telescopes
Question
The diameter of the objective lenses of a telescope is and wave length of light is . The limit of resolution of this telescope is –
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|
Question number: 5
» Ray Optics » Snell's Law
Question
A ray of light is incident on the surface of separation of a medium with the velocity of light at an angle and is refracted in the medium at an angle . What will be the velocity of light in the medium?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|