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प्रश्न
A drinking straw works on the existence of ______.
उत्तर
A drinking straw works on the existence of Pressure.
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संबंधित प्रश्न
In problem 10.9, if 15.0 cm of water and spirit each are further poured into the respective arms of the tube, what is the difference in the levels of mercury in the two arms? (Specific gravity of mercury = 13.6)
It is easier to hammer a blunt nail into a piece of wood than a sharply pointed nail.
The S.I. unit of pressure is pascal.
Water in a lake exerts pressure only at its bottom.
State the unit of thrust
How much thrust will be required to exert a pressure of 20,000 Pa on an area of 1 cm2.
The base of a container measures 15 cm × 20 cm. It is placed on a table top. If the weight of the container is 60 N, what is the pressure exerted by the container on the table top?
Find the pressure 200m below the surface of the ocean if pressure on the free surface of liquid is one atmosphere. (Density of seawater = 1060 kg/m3)
An air bubble of radius 0.2 mm is situated just below the water surface. Calculate the gauge pressure. Surface tension of water = 7.2 × 10−2 N/m.
Pressure is directly proportional to the area of contact.
