A) Anemometer
B) Android Barometer
C) Hygrometer
D) Thermometer
Correct Answer: B
Solution :
Android barometer is an instrument for measuring pressure as a method that does not involve liquid. Invented in 1844 by French scientist Lucien Vidi, it uses a small, flexible metal box called an aneroid cell. which is made from an alloy of beryllium and copper.
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