White light forms a continuous spectrum of minimum wavelength $$3800$$ $$A0$$ corresponding to violet light and maximum wavelength $$7800$$ $$A0$$ corresponding to red light. Find the minimum and maximum frequencies of white light. (c$$ $$=$$ $$3$$ ×$$108$$ $$m/s).

Correct option is 13.846 × 1014 Hz; 7.895 × 1014 Hz

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White light forms a continuous spectrum of minimum wavelength 3800 A⁰ corresponding to violet light and maximum wavelength 7800 A⁰ corresponding to red light. Find the minimum and maximum frequencies of white light. (c = 3 ×10⁸ m/s).

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3.846 × 1014 Hz; 7.895 × 1014 Hz

2.546 × 1014 Hz; 6.985 × 1014 Hz

4.846 × 1014 Hz; 8.895 × 1014 Hz

1.546 × 1014 Hz; 5.985 × 1014 Hz

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detailed solution

Correct option is A

fmin=vλmax, fmax=vλminfmin=3 x 1087800 x 10-10=3.84 x 1014fmax=3 x 1083800 x 10-10=7.895 x 1014

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White light forms a continuous spectrum of minimum wavelength 3800 A0 corresponding to violet light and maximum wavelength 7800 A0 corresponding to red light. Find the minimum and maximum frequencies of white light. (c = 3 ×108 m/s).

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

free study material

White light forms a continuous spectrum of minimum wavelength 3800 A⁰ corresponding to violet light and maximum wavelength 7800 A⁰ corresponding to red light. Find the minimum and maximum frequencies of white light. (c = 3 ×10⁸ m/s).