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प्रश्न
Pascal’s law is used in
पर्याय
hydraulic lift
brake system
pressing heavy bundles
All the above
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उत्तर
All the above
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संबंधित प्रश्न
Name and state the principle on which a hydraulic press works. Write one use of hydraulic press.
Draw a simple diagram of a hydraulic jack and explain its working.
Select the correct option.
One Pascal is equal to
Select the correct option.
A dam for water reservoir is built thicker at the bottom than at the top because
At a given place, a barometer records 70 cm of Hg. If the mercury in the barometer is replaced by water, what would be resulting in reading? (Density of Hg = 13600 kg/m3; Density of water = 1000 kg/m3)
The atmospheric pressure at a place is 650 mm of Hg. Calculate this pressure in Pascals (Pa).
State two applications of Pascal's law.
State and explain Pascal's law of transmission of pressure.
The density of iron is 7800 kg m-3. What do you mean by this statement? What is density of water at 40C?
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.
