Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.01πgH/4 4πg/3 0.04πgH/3 0.01πgH/8 0.01πgH/4 4πg/3 0.04πgH/3 0.01πgH/8 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In power law, ζ = A (du/dy)² + B , then the fluid is Newtonian Rheopectic Thixotropic Dilatant Newtonian Rheopectic Thixotropic Dilatant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The inherent characteristic of an equal percentage valve relating flow rate 'q' with valve stem movement 'x' are described by the equation dq/dx = K/q dq/dx = Kq² dq/dx = K.q dq/dx = K dq/dx = K/q dq/dx = Kq² dq/dx = K.q dq/dx = K ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In deriving Bernoulli's equation, fluid is assumed to be Uniform, steady, incompressible, along a streamline Incompressible, frictionless, steady, along a streamline None of these Steady, density being pressure dependent, frictionless Uniform, steady, incompressible, along a streamline Incompressible, frictionless, steady, along a streamline None of these Steady, density being pressure dependent, frictionless 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-ellipse Semi-circle Parabola Hyperbola Semi-ellipse Semi-circle Parabola ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady uniform flow is represented by flow through a/an Expanding tube at constant rate Expanding tube at increasing rate Long pipe at constant rate Long pipe at decreasing rate Expanding tube at constant rate Expanding tube at increasing rate Long pipe at constant rate Long pipe at decreasing rate ANSWER DOWNLOAD EXAMIANS APP
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