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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) DrynessThe question was asked during a job interview.My query is from Humidity Sensor topic in division Sensors of IOT

Answer»

The correct option is (C) Ambient temperature and Water vapor pressure

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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