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Question
The seven colours in the spectrum of sunlight in order, are represented as :
Options
VIBGYOR
VIGYBOR
BIVGYOR
RYOBIVG
Solution
VIBGYOR
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RELATED QUESTIONS
Fill in the blank with suitable word:
When a ray of light enters a prism, it bends ................ the normal ; as it leaves the prism, it bends ................. the normal.
Draw a diagram to show the refraction of light through a glass prism. On this diagram, mark
(i) incident ray
(ii) emergent ray, and
(iii) angle of deviation.
The splitting up of white light into seven colours on passing through a glass prism is called:
(a) refraction
(b) deflection
(c) dispersion
(d) scattering
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(a) red
(b) orange
(c) violet
(d) blue
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Write the range of wavelength of the infrared spectrum.
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The periscope is an optical device with a polished surface that reflects the light falling on it.
dispersive power of crown glass? Given that µv = 1.5230, µr = 1.5145
