Q1 of 59 Page 395

Find the energy, the frequency and the momentum of an X-ray photon of wavelength 0.10 nm.

Given:


Wavelength of X-ray ( )=0.10 nm or






E = 1.98×10-15 Joules/ photon


from above we can calculate, the frequency



to find the momentum, we use



More from this chapter

All 59 →
7

X-ray incident on a material

 8

Consider a photon of continuous X-ray and a photon of characteristic X-ray of the same wavelength. Which of the following is/are different for the two photons?

 2

Iron emits Kα X-ray of energy 6.4 keV and calcium emits Kα X-ray of energy 3.69 keV. Calculate the times taken by an iron Kα photon and a calcium Kα photon to cross through a distance of 3 km.

 3

Find the cutoff wavelength for the continuous X-rays coming from an X-ray tube operating at 30 kV.