Psychrometer is used for measuring Humidity

Question 52

Psychrometer is used for measuring -

a.         air velocity

b.         Core Temperature

c.         Humidity

d.         Height from Sea Level

Answer

Humidity

Reference

Park 18th Edition Page 557

QTDF

Park

Quality

Spotter

Status

Repeat

Discussion

The sling or whirling psychrometer consists of 2 mercury thermometers (wet and dry) mounted side by side on a suitable wooden frame, and provided with a handle for rotating the instrument. The underlying principle is that by rotating the bulbs are exposed to air at definite velocity.

Explanation :

Self Explanatory

Comments :

Other ways of measuring Humidty are

                                                  i.      Dry and wet bulb hygrometer

                                                ii.      Assmann Psychrometer

Tips :

Ä     Air velocity is measured by anerometer and kata thermometer

Ä     Wind direction is measured by Wind vane