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explain. Force acting on a unit area is ...

explain. Force acting on a unit area is called pressure.

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The mechanical force acting on a unit area of a charged conductor is

The "______" exerted by a liquid at rest per unit area normal to the surface in contact with the liquid is called pressure.

A spherical shell is uniformly charged with the surface density sigma . Using the energy conservation law, find the magnitude of the electric force acting on a unit area of the shell.

When the force remains constant and area is less, the pressure will

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PEARSON IIT JEE FOUNDATION-HYDROSTATICS-Level 1
  1. Flying of rockets and jet planes is explained on the basis of

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  2. If water be used to construct a barometer, what would be the height of...

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  3. explain. Force acting on a unit area is called pressure.

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  4. In the expression buoyant force or upthrust =V xx rho xx g rho is the ...

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  5. The apparent weight of a floating body is equal to .

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  6. An object floats in water such that half of its volume is immersed in ...

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  7. At constant temperature, when the pressure of a given mass of gas is i...

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  8. If x is the weight of an object in air and Y is its weight when comple...

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  9. A variable immersion hydrometer is immersed upto (1)/(2) " and " (1)/(...

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  10. One of the limbs of a mercury manometer is connected to a gas cylinder...

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  11. A cuboid of dimensions 3 m xx 2m xx 1m is placed on a surface such tha...

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  13. Two metal plates 'A' and 'B' having the same breadth but different len...

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  14. Explain the working principle of hydraulic press using Pascal's law.

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  15. 20 Pa pressure is applied on the head of a nail placed perpendicular t...

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  16. The sudden fall in pressure due to a rise in humidity indicates

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  17. As an air bubble comes from the bottom of a lake to the top, its radiu...

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  18. Which one of the following statements is true ?

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  19. No-liquid barometer is

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  20. A cylindrical object flats in water such that (3//4) th of its volume ...

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