- Venturimeter
- Orifice plate
- Nozzle
- All of the above
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Bernoulli's equation is not applicable, when the flow is?
Answer: Option 4 Let'
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Fourier's law of heat conduction is (where Q = Amount of heat flow through the body in unit time, A = Surface area of heat flow, taken at right angles to the direction of heat flow, dT = Temperature difference on the two faces of the body, dx = Thickness of the body, through which the heat flows, taken along the direction of heat flow, and k = Thermal conductivity of the body)?
Answer: Option 1 Fourier's law of heat conduction is k. A. (dT/dx) where Q = Amount of heat flow through the body in unit time, A = Surface area of heat...
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The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow)?
Answer: Option 2 Let'
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Which of the following instruments is used to measure humidity ?
Answer: Option 3 A hygrometer is an instrument used to measure relative humidity. Humidity is the measure of the amount of moisture in the air. A psychrometer is an example...
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Which of the following instruments can be used to measure AC current only?
Answer: Option 2 Let'
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A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow.?
Answer: Option 1 Let'
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The velocity at which the flow changes from laminar flow to turbulent flow is called?
Answer: Option 1 Let'
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Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem?
Answer: Option 4 Let'
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In case of unsteady fluid flow, conditions & flow pattern change with the passage of time at a position in a flow situation. Which of the following is an example of unsteady flow?
Answer: Option 2 Let'
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Which of the following fluid flow measuring devices can measure the largest flow rate?
Answer: Option 4 Let'
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