Chemical Engineering :: Fluid Mechanics
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Hydraulic __________ works on the principle of Pascal's law of transmission of fluid pressure.
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A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is
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The contraction co-efficient for Borda's mouthpiece (for frictionless fluid) is
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Purpose of air lift pump is to
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Pick out the correct statement pertaining to venturimeter.
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For very low pressure and high discharge rate, the compressor used is a/an __________ compressor.
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Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics.
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The main factor on which the behaviour of a mass of fluidised solid depends mainly is the
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Two piping system are said to be equivalent, when the __________ are same.
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A.
A venturimeter with a fixed pressure drop discharges more, when the flow is vertically downward, than when the flow is vertically upward.
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B.
The co-efficient of contraction of a venturimeter is always unity.
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C.
For a fixed pressure drop, the discharge of a gas through a venturimeter is greater, when compressibility is taken into account, than when it is neglected.
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D.
none of these.
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