Pressure of 1 atm = ___________Pa
  • 1.013 x 10 -5 Pa
  • 1.013 x 10 3 Pa
  • 1.013 x 10 5 Pa
  • 1.013 x 10 -3 Pa
Which of the following is not an application of Pascal's Law?
  • Brahma Press
  • Submarine
  • Hydraulic Lift
  • Both a and c
Hydraulic brakes use
  • Gas Law
  • Stoke's Law
  • Pascal's Law
  • Archimide's Principle
What is torr?
  • Unit to measure elasticity
  • Unit to measure adherence.
  • Unit to measure surface tension
  • Unit to measure pressure.
The formula used to find the pressure on a swimmer h metres below the surface of a lake is: (where Pa is the atmospheric pressure.)
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  • A
  • B
  • C
  • D
What is the dimensional formula for pressure?
315.png
  • A
  • B
  • C
  • D
Find the density when a liquid 5 m high in a column exerts a pressure of 80 Pa
  • 625 kg/m3
  • 1.6 kg/m3
  • 0.625 kg/m3
  • 2.625 kg/m3
Two vessels with equal base and unequal height have water filled to same height. The force at the base of the vessels is
9749_image002.jpg
  • Force doesn't depend on such factors
  • Equal
  • Varies with time
  • Unequal
Which of the following devices in not based on Pascal's law.
  • syringe
  • hydraulic brakes
  • hydraulic lift
  • Atomiser
The pressure measured by a gauge is
  • the sum of actual pressure and the atmospheric pressure
  • the difference of actual pressure and the atmospheric pressure
  • the atmospheric pressure
  • the actual pressure
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