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प्रश्न
Name three applications of Pascal's law.
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उत्तर
Hydraulic machines such as hydraulic press, hydraulic brakes, and hydraulic jacks are applications of pascal's law.
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संबंधित प्रश्न
Explain the principle of a hydraulic machine. Name two devices which work on this principle.
Name and state the principle on which a hydraulic press works. Write one use of hydraulic press.
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 ?
The areas of pistons in a hydraulic machine are 5 cm2 and 625 cm2. What force on the smaller piston will support a load of 1250 N on the larger piston? State any assumption which you make in your calculation.
Select the correct option.
The pressure exerted by 50 kg (g = 10 m/s−2) on an area of cross-section of 2 m2 is
Define the SI unit of pressure.
The following figure shows a manometer containing a liquid of density p. The limb P of the manometer is connected to a vessel V and the limb Q is open to atmosphere. The difference in the levels of liquid in the two limbs of the manometer is h as shown in the diagram. The atmospheric pressure is P0.
(i) What is the pressure on the liquid surface in the limb Q?
(ii) What is the pressure on the liquid surface in the limb P?
State two applications of Pascal's law.
What are Force multipliers?
