Fluid Mechanics Uniform fluid flow occurs, when the derivative of the flow variables satisfy the following condition. ∂/∂t = constant ∂/∂t = 0 ∂/∂t = constant ∂/∂s = 0 ∂/∂t = constant ∂/∂t = 0 ∂/∂t = constant ∂/∂s = 0 ANSWER DOWNLOAD EXAMIANS APP
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 Distance between the throat and the inlet is more Throat diameter is more Length is shorter Sudden expansion of flow in the downstream occurs Distance between the throat and the inlet is more Throat diameter is more Length is shorter Sudden expansion of flow in the downstream occurs ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With increase in the ratio of orifice diameter to pipe diameter in case of an orificemeter, the overall pressure loss Increases linearly Increases Decreases Remains constant Increases linearly Increases Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Transition from laminar flow to turbulent flow is aided by the Surface roughness and curvature (i.e.sharp corners) Vibration All of these Pressure gradient and the compressibility of the flowing medium Surface roughness and curvature (i.e.sharp corners) Vibration All of these Pressure gradient and the compressibility of the flowing medium ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Permanent loss in a venturimeter is about __________ percent of the pressure drop in theupstream cone. 70 1 10 40 70 1 10 40 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water hammer is caused, when water flowing in a pipe is suddenly brought to rest by closing the valve. The extent of pressure thus produced due to water hammer depends on the Fluid velocity in the pipe Time taken to close the valve Pipe length All of these Fluid velocity in the pipe Time taken to close the valve Pipe length All of these ANSWER DOWNLOAD EXAMIANS APP
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