If r and v are wavelengths of light rays of red and violet colours respectively then |
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(a) |
r < v |
(b) |
r > v |
(c) |
r = v |
(d) |
None of these |
If r and v are wavelengths of light rays of red and violet colours respectively then |
|||||||
(a) |
r < v |
(b) |
r > v |
(c) |
r = v |
(d) |
None of these |