In a weather report the temperature is given as $20^{o} C$ and dew point $10^{o} C$ . The S.V.P at these temperatures are respectively $17 m m$ and $9 m m$ of mercury. What is the relative humidity?

50 %

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91 %

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53 %

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60 %

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Solution

The correct option is C $53 %$
Relative humidity $= \frac{S . V . P at dew point}{S . V . P at room temperature} = \frac{9}{17} = 53 %$

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In a weather report the temperature is given as 20oC and dew point 10oC. The S.V.P at these temperatures are respectively 17mm and 9mm of mercury. What is the relative humidity?

The correct option is C 53%Relative humidity=S.V.P at dew pointS.V.Pat room temperature=917=53%

In a weather report the temperature is given as $20^{o} C$ and dew point $10^{o} C$ . The S.V.P at these temperatures are respectively $17 m m$ and $9 m m$ of mercury. What is the relative humidity?

The correct option is C $53 %$
Relative humidity $= \frac{S . V . P at dew point}{S . V . P at room temperature} = \frac{9}{17} = 53 %$