Intensity of radiation ب

Radiant intensity can be defined as the amount of power emitted by a source in a particular direction per unit solid angle. What is the total irradiation on the earth’s surface? SCHEMATIC: The intensity of radiation for each frequency is higher for a very hot star than for a cooler one

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  1. e
  2. Certain radioactive substances decay at faster rates than others
  3. Short-wave radiation, in the wavelength range from 0
  4. A
  5. 4
  6. unit)
  7. People generally receive treatment once a day for 5 days in a row