Which of the following statements about X-rays is correct? X-rays

Physics WAEC 2012

Which of the following statements about X-rays is correct? X-rays

  • are produced when a metal surface is irradiated with ultraviolet light
  • are produced when a metal target is used to block fast miving electrons checkmark
  • have long wavelengths and are therefoer very penetrating
  • are not part of the electromagnetic spectrum

The correct answer is: B

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