Fluid Mechanics Velocity at a certain point in case of streamline flow is Constant Independent of time Both A & B Neither A nor B Constant Independent of time Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Uniform fluid flow occurs, when the derivative of the flow variables satisfy the following condition. ∂/∂t = constant ∂/∂t = constant ∂/∂s = 0 ∂/∂t = 0 ∂/∂t = constant ∂/∂t = constant ∂/∂s = 0 ∂/∂t = 0 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Prandtl mixing length is Zero at the pipe wall None of these Applicable to laminar flow problems A universal constant Zero at the pipe wall None of these Applicable to laminar flow problems A universal constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the __________ length. Transition None of these Equivalent Prandtl mixing Transition None of these Equivalent Prandtl mixing ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid. Dilatant Newtonion Bingham plastic Pseudoplastic Dilatant Newtonion Bingham plastic Pseudoplastic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The velocity profile exhibited by laminar flow of Newtonion fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an __________ with the apex at the centre line of the pipe. Hyperbola Semi-circle Semi-ellipse Parabola Hyperbola Semi-circle Semi-ellipse Parabola ANSWER DOWNLOAD EXAMIANS APP
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