A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is :
(a) violet (b) red (c) green (d) blue

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Solution

Answer : (b) red. Because red have highest velocity in glass and high wavelength.

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A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is : (a) violet (b) red (c) green (d) blue

Answer : (b) red. Because red have highest velocity in glass and high wavelength.

A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is :
(a) violet (b) red (c) green (d) blue