Figure below shows a simple barometer.

      

Figure below shows a simple barometer.
physics25320191258.png
a) What is the region A?
b) What keeps the mercury in the tube?
c) What is the value of the atmospheric pressure being shown by the barometer?
d) What would happen to the reading if the barometer were taken up a high mountain.
e) Give a reason for (d) above.

  

Answers


sharon
i) Vacuum
ii) Atmospheric pressure
iii) 74cm
iv) It will reduce / decrease
v) At high altitudes atmospheric pressure decrease / low atmosphere pressure.
sharon kalunda answered the question on March 25, 2019 at 10:02


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