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Mechanical Prop...

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  • Question 1
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    The velocity of efflux of a liquid through an orifice in the bottom of the tank does not depend upon:

  • Question 2
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    Directions For Questions

    A hydraulic lift is used to lift a car of mass 3000 kg. The cross sectional area of the lift on which car is supported is $$5\times 10^{-2}m^2$$ and that of smaller piston is $$10^{-4} m^2$$

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    What is a pressure on the smaller piston if both the pistons are at same horizontal level? (Take $$g=10 ms^{-2})$$

  • Question 3
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    In turbulent flow, the velocity of the liquid molecules in contact with the walls of the tube.

  • Question 4
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    Which of the following works on Pascal's law?

  • Question 5
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    The volume of liquid flowing per second out of an orifice at the bottom of the tank does not depend upon:

  • Question 6
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    Stream line motion becomes turbulent motion when the velocity of the liquid is:

  • Question 7
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    Which of the following is a characteristic of turbulent flow?

  • Question 8
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    In a laminar flow at a given point the magnitude and direction of the velocity of the fluid:

  • Question 9
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    The terminal velocity depends upon:

  • Question 10
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    The correct formula of critical velocity $$\left(V_c \right)$$ is :

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