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प्रश्न
Select the correct option.
Pressure at a point inside a liquid does not depend on
विकल्प
The depth of the point below the surface of the liquid
The nature of the liquid
The acceleration due to gravity at that point
The shape of the containing vessel
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उत्तर
The shape of the containing vessel
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संबंधित प्रश्न
Define one pascal (Pa), the S.I. unit of pressure.
Explain the principle of a hydraulic machine. Name two devices which work on this principle.
What should be the ratio of area of cross section of the master cylinder and wheel cylinder of a hydraulic brake so that a force of 15 N can be obtained at each of its brake shoe by exerting a force of 0.5 N on the pedal ?
A force of 50 kgf is applied to the smaller piston of a hydraulic machine. Neglecting friction, find the force exerted on the large piston, if the diameters of the pistons are 5 cm and 25 cm respectively.
Select the correct option.
Pressure applied in liquids is transmitted with undiminished force
Define the SI unit of pressure.
P is the pressure at some point in a liquid. State whether pressure P is a scalar or vector quantity.
State Pascal's law.
What is the principle of a hydraulic machine?
A hydraulic press can lift 100 kg when a mass 'm' is placed on the smaller piston. It can lift ______ kg when the diameter of the larger piston is increased by 4 times and that of the smaller piston is decreased by 4 times keeping the same mass 'm' on the smaller piston.
