- 1(current)
Q. No.
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Given below are two statements:
| Assertion (A): | A beam of white light passing through a thin hollow prism does not give spectrum. |
| Reason (R): | The speed of light inside and outside the prism is same. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Prisms |
 57%
Level 3: 35%-60%
Hints
Given below are two statements:
| Assertion (A): | When white light is incident on a prism it will disperse. |
| Reason (R): | The refractive index of a medium depends on the wavelength of light. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Prisms |
 60%
Level 2: 60%+
Hints
A graph is plotted between the angle of deviation \(\delta\) in a triangular prism and the angle of incidence as shown in the figure. Refracting angle of the prism is:
| 1. | \(28^\circ~\) | 2. | \(48^\circ~\) |
| 3. | \(36^\circ~\) | 4. | \(46^\circ~\) |
Subtopic: Â Prisms |
 73%
Level 2: 60%+
Hints
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- 1(current)
Q. No.
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