Question

wavelength of light is 589 mm. Express it in:

i) Meter
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Answer 1

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589/1000

= 0.589

Explanation:

Answer 2

Answer:

Explanation:

since mm is given

1mm=1/1000 m

=>589 mm = 0.589 m

but since normally wavelength of light is expressed in nm (nanometre)

1nm=10^(-9) m

=>589nm=5.89*10^(-7) m

i hope this wasn't a typo

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