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Relative humidity is a function of ________

a) Ambient temperature
b) Water vapor pressure
c) Ambient temperature and Water vapor pressure
d) Dryness

Answer: c
Explanation: Relative humidity is a function of both ambient temperature and water vapor pressure. Therefore there is a relationship between relative humidity, the amount of moisture present in the sensor, and sensor capacitance. This relation governs the operation of a capacitive humidity instrument.

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