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प्रश्न
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संबंधित प्रश्न
Define one pascal (Pa), the S.I. unit of pressure.
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 ?
66640 Pa pressure is exerted by 0.50 m vertical column of a liquid. If g = 9.8 Nkg−1, calculate the density of the liquid.
Select the correct option.
Pressure applied in liquids is transmitted with undiminished force
The pressure in the water pipe on the ground floor of a building is 40000 pascals, whereas on the first floor it’s 10000 pascals. Find the height of the first floor. (Acceleration due to gravity g = 10 ms−2)
Define the SI unit of pressure.
Unit of pressure is
Analogy
Pascal’s law: ______:: Surface tensin: ______.
An iceberg of density 700 kg/m3 is floating in the water of density 1000 kg/m3. The percentage of the volume of ice cube outside the water is:
