4. a) What is the frequency of a blue light of wavelength of 4.70 x 10-7 m? (2.5 marks) b) What is the wavelength of a g
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4. a) What is the frequency of a blue light of wavelength of 4.70 x 10-7 m? (2.5 marks) b) What is the wavelength of a g
4. a) What is the frequency of a blue light of wavelength of 4.70 x 10-7 m? (2.5 marks) b) What is the wavelength of a green light of frequency 5.70 x 104 Hz? (2.5 marks)
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