- 1(current)
Q. No.Light travels faster in the air than in glass. This is in accordance with:
| 1. | the wave theory of light. |
| 2. | the corpuscular theory of light. |
| 3. | neither \((1)\) nor \((2)\) |
| 4. | both \((1)\) and \((2)\) |
Subtopic: Â Huygens' Principle |
 61%
Level 2: 60%+
Hints
For light diverging from a point source:
| (a) | the wavefront is spherical. |
| (b) | the intensity decreases in proportion to the distance squared. |
| (c) | the wavefront is parabolic. |
| (d) | the intensity at the wavefront does not depend on the distance. |
| 1. | (a), (b) | 2. | (a), (c) |
| 3. | (b), (c) | 4. | (c), (d) |
Subtopic: Â Huygens' Principle |
 83%
Level 1: 80%+
Hints
- 1(current)
Q. No.
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