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Consider the equations `P=lim_(triangles->0)"F"/(triangle"S")` and P1 - P2 = pgz. In an elevator accelerating upward
Draw a simple diagram of a hydraulic jack and explain its working.
What force is applied on a piston of area of cross section 2 cm2 to obtain a force 150 N on the piston of area of cross section 12 cm2 in a hydraulic machine?
Select the correct option.
Pressure at a point inside a liquid does not depend on
How does the liquid pressure on a diver change according to the following condition:
When the driver moves horizontally
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?
Name three applications of Pascal's law.
What is the use of altimeter?
State the principle on which Brahma press depends.
The density of iron is 7800 kg m-3. What do you mean by this statement? What is density of water at 40C?
