Two thermometers are used to record the temperature of a room . If the bulb of one is wrapped in wet hanky.

Q: Two thermometers are used to record the temperature of a room . If the bulb of one is wrapped in wet hanky

(a) The temperature recorded by both thermometer will be same .

(b) The temperature recorded by wet bulb thermometer will be greater than that recorded by the other .

(c) The temperature recorded by the dry bulb thermometer will be greater than that recorded by the other

(d) None of the above

Sol: (c)

Temperature recorded by wet bulb thermometer will be less as evaporation will takes place . Hence the temperature recorded by the dry bulb thermometer will be greater than that recorded by the other .