The human eye is sensitive to light with wavelength up to 750 nm.What is the frequency of radiation at this wavelength? (1 nm = 10−⁹ m and c = 3.00 × 10⁸ m/s) A) 8.5 × 10⁸ Hz B) 1.8 × 10⁸ Hz C) 4.0 × 10¹⁴ Hz D) 7.7 × 10¹⁴ Hz

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Quizplus · Accepted Answer

The frequency (f) can be calculated using the formula f = c/λ, where c is the speed of light (3.00 × 10^8 m/s) and λ is the wavelength (750 nm = 750 × 10^-9 m). This gives f = 3.00 × 10^8 m/s / 750 × 10^-9 m = 4.0 × 10^14 Hz.

The Human Eye Is Sensitive to Light with Wavelength Up