When light travels from medium X to medium Y as shown |
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(a) |
both the speed and the frequency decreases |
(b) |
both the speed and the frequency increases |
(c) |
both the speed and the wavelength decreases |
(d) |
both the wavelength and the frequency are unchanged. |
When light travels from medium X to medium Y as shown |
|||
(a) |
both the speed and the frequency decreases |
(b) |
both the speed and the frequency increases |
(c) |
both the speed and the wavelength decreases |
(d) |
both the wavelength and the frequency are unchanged. |