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in a faulty barometer,due to some air present above mercury in a volume of 20cm^3,the reading is 50cm.when the barometer tube is immersed so much in mercury that the volume of air in the tube above mercury is reduced to 5cm^3,then barometer reads 30cm.what is the correct pressure of the atmosphere. |
| Answer» in a faulty barometer,due to some air present above mercury in a volume of 20cm^3,the reading is 50cm.when the barometer tube is immersed so much in mercury that the volume of air in the tube above mercury is reduced to 5cm^3,then barometer reads 30cm.what is the correct pressure of the atmosphere. | |