The wet bulb depression is zero when relative humidity is

By Sukrati Saxena|Updated : July 13th, 2022

The wet bulb depression is zero when relative humidity is 100%. The wet bulb depression can be calculated as: wet bulb depression equals to dry bulb temperature minus wet bulb temperature. As wet bulb depression is zero this means that wet bulb is equal to dry bulb temperature.

Answer: The wet bulb depression is zero when relative humidity is 100%.

As per the psychometric chart, dbt and wbt are equal only when RH is 100% or 1. The difference between the dry-bulb and wet buld temperatures is recorded by a psychrometer.

Summary:

The wet bulb depression is zero when relative humidity is

The wet bulb depression is zero when relative humidity is 100%.

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