. Boojho wonders why the level of mercury should change at all when the bulb


Boojho wonders why the level of mercury should change at all when the bulb of the thermometer is brought in contact with another object.

 

Best Answer

The temperature of other object may not be the same as that of the bulb of the thermometer. Whenever, bulb is brought in contact with that object, the temperature of the bulb changes. So the level of mercury also changes.

 

Talk to Our counsellor