Question

Vidhya posts a ouestion : mercury is costly .so, instead of mercury can we use water as a barometer liouid ? Answer to vidhya and explain , the difficulty to constructing a water barometer

Answer 1

Explanation:

Mercury is most dense with respect to other liquids. So the mercury level will rise to only a few centimetres even at high pressure.

In case of a water barometer the water level will rise to 10.3m at atmospheric pressure only, and hence it will be hard to arrange for a water barometer