Question

c)
Identify the ray with wavelength 5800 Å and give one use of this radiation.
[2]
121​

Answer 1

Answer:

Wavelength of light =5800×10

−10

m

frequency =

wavelength

C

=

5800×10

−10

3×10

8

=0.05×10

16

wave no.is reciprocal of wavelength wave no. =

wavelength

1

=0.017×10

8

m

−1

Answer 2

Answer:

Wavelength of light =5800×10

−10

m

frequency =

wavelength

C

=

5800×10

−10

3×10

8

=0.05×10

16

wave no.is reciprocal of wavelength wave no. =

wavelength

1

=0.017×10

8

m

−1

Explanation:

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