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Write working principle of Manometer.

Important Questions on Force and Pressure

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Science>Physics>Force and Pressure>Thrust and Pressure

Air _____ (pressure/weight) forces liquid upwards.

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Science>Physics>Force and Pressure>Thrust and Pressure

Fill in the blanks by choosing the suitable words from the box. You can use a word twice.

carbon dioxide stratosphere  oxygen  pressure  water  air

It is the _____ pressure which pushes a liquid through a siphon.

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Air exerts _____ on all sides.
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The force acting perpendicular to a surface is called _____.
HARD
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Pressure is a _____ (force/weight) acting on a certain area.
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Air moves from a region of _____ pressure to a region of low pressure.
MEDIUM
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High pressure indicates _____ weather.
Choose from these two (pleasant/bad).
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A doctor's syringe works on _____. (air pressure/water pressure)
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Hydraulic jack is based upon the principle of _____ (Newton's/ Pascal's) law.
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The pressure exerted by a force will _____if the magnitude of force increases.
MEDIUM
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If the force increases, the pressure _____.
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Science>Physics>Force and Pressure>Thrust and Pressure
Air exerts a pressure of _____ kg per square centimetre at sea level.
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The earth is surrounded by an envelope of air called the _____.
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A bicycle tube becomes tight on filling air because air exerts _____.

 

(Choose from: pressure/weight)

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A siphon and a syringe work on the principle of _____.
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 Air exerts _____ in all directions.
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The pressure of a liquid at the same horizontal plane at all points is _____ (equal/ different).
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Science>Physics>Force and Pressure>Thrust and Pressure
Anything that has mass exerts _____.
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Science>Physics>Force and Pressure>Thrust and Pressure

The device which is also known as altimeter is _____ meter.

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Science>Physics>Force and Pressure>Thrust and Pressure
Air _____ (pressure/mass) forces liquid upwards.