2 marksParticulate Nature of Electromagnetic Radiation

CAPE Physics Unit 2 · 2004 · Paper 1 · Question 8(b)(i)

De-Broglie wavelength.

Write de-Broglie's equation and explain EACH of the symbols in the equation.

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8(a)(i)Explain what is meant by the term 'wave-particle duality of matter'.[2 marks]
8(a)(ii)Give TWO examples to support the concept of wave-particle duality.[2 marks]
8(b)(ii)Find the de-Broglie wavelength of electrons with kinetic energy 10 keV.[4 marks]

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