The value of the atmospheric pressure at sea level is - Science

The value of the atmospheric pressure at sea level is

MCQ

76 cm of mercury column

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Chapter 2: Force and Pressure - Exercises [Page 19]

Chapter 2 Force and Pressure
Exercises | Q I. 4. | Page 19

Fill the missing word in the blank spaces in the following statements:

Air moves from a region of __________ pressure to a region of ________ pressure.

You want to buy a house. Would you like to buy a house having windows but no ventilators? Explain your answer.

What is an aneroid barometer? Draw a neat and labelled diagram to explain its construction and working.

How is the reading of a barometer affected when it is taken to (i) a mine, and (ii) a hill?

State two factors which affect the atmospheric pressure as we go up.

What is an altimeter? State its principle. How is its scale calibrated?

The unit torr is related to the barometric height as :

What is the purpose of a barometer? State two major defects of a simple barometer.

How is the reading of a barometer affected when it is taken to: A mine