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प्रश्न
The S.I. unit of pressure is pascal.
पर्याय
True
False
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उत्तर
True.
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संबंधित प्रश्न
Water in a lake exerts pressure only at its bottom.
Name two factors on which the pressure on a surface depends.
Calculate the pressure in pascal exerted by a force of 300 N acting normally on an area of 30 cm2.
Consider the situation of the previous problem. Let the water push the left wall by a force F1 and the right wall by a force F2.
Assertion: The pressure at the bottom of the sea is lesser than that near the surface.
Reason: The pressure exerted by a liquid depends upon the depth of the liquid and density of the liquid.
Explain why the cutting instruments are sharpened.
Why do scuba divers wear a special suit while they go into deep sea levels?
Intermolecular forces are stronger in ______.
The net force in a particular direction is called ______.
Pressure is a scalar quantity because ______.
- it is the ratio of force to area and both force and area are vectors.
- it is the ratio of the magnitude of the force to area.
- it is the ratio of the component of the force normal to the area.
- it does not depend on the size of the area chosen.
