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

The atmospheric pressure on earth surface is nearly .............. .

Nose bleeding may occur at a high altitude because

How is water drawn up from a well by a water pump?

How is the barometric height of a simple barometer affected if A drop of liquid is inserted inside the tube?

Mention two demerits of a simple barometer and state how they are removed in a Fortin barometer .

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A solid weighs 2.10 N in air. It has a relative density of 8.4. How much will the body weigh if placed: In a liquid of relative density 1.2

What is meant by atmospheric pressure?

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Give Reason for the following

Our ears pop in Airplanes.