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Who is given credit for the discovery of X-ray? Henri Becquerel Wilhelm Roentgen

ID: 1716124 • Letter: W

Question

Who is given credit for the discovery of X-ray? Henri Becquerel Wilhelm Roentgen Marie Curie Pierre Curie Attenuation of radiation is due to: Absorption Scattering Radioactive decay Both A and B Bremsstrahlung production of X-rays produces radiation that is composed of: A small number of very defined energies A continuous spectrum of energies over some range Radiation of only one energy None of the above X-rays and Gamma rays have significant penetrating power due to their: Short wavelength Medium wavelength Long wavelength Wide range of wavelengths In a vacuum, all photons have the same Frequency. Wavelength. Energy. Speed.

Explanation / Answer

6)   b) Wilhelm Roentgen

7) d) both absorption and scattering

8) b) a continuous spectrum of energies over some range

9) a) short wavelength

10) d) speed