ANEROID BAROMETER

Instrumentation [ANEROID BAROMETER]

ANEROID, BAROMETER, Physics

ANEROID BAROMETER:

CONSTRUCTION:

It consists of a partially evacuated corrugated steel box, which is attached with a strong spring and system of levers and a pointer.

WORKING:

When air pressure rises, the top of the box is pressed inwards and when the pressure decreases the top moves upward. Movement of the lever moves the pointer on the calibrated scale.