On a particular day, the relative humidity is 100% and room temperature is $30^{0}$ C, then the dew point is

70^{0} C

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30^{0} C

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100^{0} C

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0^{0} C

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Solution

The correct option is A $30^{0} C$
Relative humidity ( $R . H$ ) $= \frac{S . V . P . a t d e w p o i n t}{S . V . P a t r o o m t e m p}$
Since here $R . H$ is $100 %$ $\Rightarrow$ room temp = dew point = $30^{0} C$

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On a particular day, the relative humidity is 100% and room temperature is 300C, then the dew point is

The correct option is A 300CRelative humidity (R.H) = S.V.P. at dew pointS.V.P at room tempSince here R.H is 100% ⇒ room temp = dew point = 300C

On a particular day, the relative humidity is 100% and room temperature is $30^{0}$ C, then the dew point is

The correct option is A $30^{0} C$
Relative humidity ( $R . H$ ) $= \frac{S . V . P . a t d e w p o i n t}{S . V . P a t r o o m t e m p}$
Since here $R . H$ is $100 %$ $\Rightarrow$ room temp = dew point = $30^{0} C$