1
Question
The wavelength of light of a particular colour is 5800 A∘. Express it in
(a) nanometre and
(b) metre.
The wavelength of light of a particular colour is 5800 A∘. Express it in
(a) nanometre and
(b) metre.
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Solution
Wavelength of light of particular colour = 5800 Å
(a) (i) 1 Å = 10-1 nm
5800 Å = 5800 × 10-1 nm
= 580 nm
(ii) 1 Å = 10-10 m
5800 Å = 5800 × 10-10 m
= 5.8 × 10-7 m
Wavelength of light of particular colour = 5800 Å
(a) (i) 1 Å = 10-1 nm
5800 Å = 5800 × 10-1 nm
= 580 nm
(ii) 1 Å = 10-10 m
5800 Å = 5800 × 10-10 m
= 5.8 × 10-7 m
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