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Flying of rockets and jet planes is expl...

Flying of rockets and jet planes is explained on the basis of

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PEARSON IIT JEE FOUNDATION-HYDROSTATICS-Level 1
  1. Hydraulic press is based upon

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  2. Surface tension is due to

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  3. Flying of rockets and jet planes is explained on the basis of

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

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

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

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

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

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

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

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

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

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

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

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

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  17. 20 Pa pressure is applied on the head of a nail placed perpendicular t...

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

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

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  20. Which one of the following statements is true ?

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