Jamb 2013 Physics Past QuestionsQuestion 46:The particle nature of light is demonstrated by the A. Photoelectric effect B. Speed of light C. Colours of light D. Diffraction of light Question 47:The energy of a photo having a wavelength of 10-10m is (h= 6.63 x 10 -34Js, c =3.0 x 10 8ms-1) A. 2.0 x 10 -15J B. 1.7 x 10 -13J C. 2.0 x 10 -12J D. 1.7 x 10 -12J |
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