Which of the following IR radiation is used in measuring relative humidity? Options: A . &nbspWavelength of less than 1um B . &nbspWavelength less than 3um C . &nbspWavelength greater than 10um D . &nbspWavelength of any value

Which of the following IR radiation is used in measuring relative humidity?

Question

Which of the following IR radiation is used in measuring relative humidity?

Options:

A . Wavelength of less than 1um

B . Wavelength less than 3um

C . Wavelength greater than 10um

D . Wavelength of any value

Answer: Option B
Answer: (b).Wavelength less than 3um

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