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How does speed differ from velocity?
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When do the speed and velocity of a moving body become equal?
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How does the liquid pressure on a diver change according to the following condition:
When the driver moves horizontally
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How does the liquid pressure on a diver change according to the following condition:
When the driver moves to the greater depth?
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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?
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Name three applications of Pascal's law.
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What are the factors on which the pressure of a liquid depends?
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State two applications of Pascal's law.
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What is the principle of a hydraulic machine?
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State the principle on which Brahma press depends.
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State two uses of a hydraulic press.
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