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
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Ans: (c)
Sol: 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 .