BPSC 64th Prelims Exam 16 Dec 2018 Solved Paper

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Question : 139 of 150

Marks: +1, -0

Choose the correct statement.

Wavelength of red light is less than violet light
Wavelength of red light is more than violet light.
Wavelength of violet light is more than green light.
Wavelength of violet light is more than yellow light.
None of the above/More than one of the above

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