Question

How would you measure atm pressure at leh ladakh with barometer?

Answer 1

The percentage of oxygen at sea level is about 20 - 22% approx. and the barometric pressure is around 750 - 765 mmHg approx.

Answer 2

Leh-Ladakh is nearly 3500 meters above the sea level.

The atmospheric pressure at the place can be about 669 mm of mercury.

A value of 750 mm of mercury is the kind of atmospheric pressure that can be expected at the sea level.

By simply holding a barometer at the place, a person can get its reading.

Mercury, aneroid and electric barometers are prevalent today and any of them can be used for the purpose.