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प्रश्न
State the correct sequence (1-7) of colours in the spectrum formed by the prisms A and B, shown in Figure 15.2.
उत्तर
In figure A and figure B
| Figure A | Colour | Figure B |
| 1 | Red | 7 |
| 2 | Orange | 6 |
| 3 | Yellow | 5 |
| 4 | Green | 4 |
| 5 | Blue | 3 |
| 6 | Indigo | 2 |
| 7 | Violet | 1 |
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संबंधित प्रश्न
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(a) glass slab and
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| Column ‘A’ | Column ‘B’ |
| The wavelength of red light | (a) 600 nm |
| (b) 700 nm | |
| (c) 500 nm |
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