Which among the following is measured by Dobson unit ?
[A] Ozone concentration
[B] Thermal conductivity
[C] Soil moisture
[D] Radiation
Show Answer
Correct Answer: A [ Ozone concentration ]
Notes:
Dobson is the most common unit for measuring ozone concentration. One Dobson unit is the number of molecules of ozone that would be required to create a layer of pure ozone 0.01 millimetres thick at a temperature of 0 degree Celsius and pressure of 1 atmosphere.
