Suppose the dew point of cold outside air is the same as the dew point of the air indoors.If the door is opened and cold air replaces some of the warm air,then the new relative humidity indoors would be
A)lower than before.
B)higher than before.
C)the same as before.
D)impossible to tell from the information given
E)zero

Question

Suppose the dew point of cold outside air is the same as the dew point of the air indoors.If the door is opened and cold air replaces some of the warm air,then the new relative humidity indoors would be​
A)lower than before.
B)higher than before.
C)​the same as before.
D)​impossible to tell from the information given
E)​zero

Quizplus · Accepted Answer

When cold air with the same dew point as the warm indoor air enters, it increases the relative humidity because cold air can hold less moisture than warm air, thus raising the relative humidity indoors.

Suppose the Dew Point of Cold Outside Air Is the Same