MCQ
The coloured light having the maximum speed in glass prism is:
- ABlue.
- BGreen.
- CViolet.
- DYellow.
Explanation:
Yellow is the coloured light with the maximum speed in a glass prism as it has the greatest wavelength.
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S. No. | $\angle \text{ i}$ | $\angle \text{ r}$ | $\angle \text{ e}$ |
I | $60^{0}$ | $40^{0}$ | $61^{0}$ |
II | $50^{0}$ | $36^{0}$ | $51^{0}$ |
III | $40^{0}$ | $28^{0}$ | $39^{0}$ |
IV | $30^{0}$ | $20^{0}$ | $31^{0}$ |