CAPE Physics Unit 2 · 2014 · Paper 2 · Question 6(b)
Express the energies of x-ray photons of wavelength 10^{-11}\text{ metres} in electron Volts.
The mark scheme is shown once you've answered.
Practise this questionOther parts of this question
- 6(a)With the aid of a CLEARLY LABELLED diagram, describe the way in which x-rays are usually produced for use in diagnostic medicine and dentistry.[8 marks]
- 6(c)The absorption coefficient of x-rays in a hypothetical material is
0.3\text{ cm}^{-1}at the wavelength used in 6(b). What thickness of the material would be…[4 marks]
More practice: the rest of this paper · more Particulate Nature of Electromagnetic Radiation questions · all CAPE Physics Unit 2 past papers