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Fluid Mechanics

Fluid Mechanics
For pipes that must be broken at intervals for maintenance, the connector used should be a/an

Elbow
Reducer
Tee
Union

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Fluid Mechanics
Unit of mass velocity is

Kg/m²
Kg/m². hr
Kg/m³. hr
Kg/hr

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Fluid Mechanics
The ratio of inertial forces to viscous forces is called the __________ number.

Reynold
Mach
Froude
Weber

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Fluid Mechanics
The energy loss in flow through ven-turimeter is less than that through flow nozzle, because in case of a flow nozzle, the

Throat diameter is more
Distance between the throat and the inlet is more
Sudden expansion of flow in the downstream occurs
Length is shorter

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Fluid Mechanics
The value of critical Reynolds number for pipe flow is

10000
1300
None of these
100000

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Fluid Mechanics
Mass velocity in case of steady flow and through a constant cross-section conduit is independent of the

Pressure
Temperature
Both A & B
Neither A nor B

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MORE MCQ ON Fluid Mechanics

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