Fluid Mechanics In magnetic flow meters, voltage generation is Neither A nor B Due to the motion of conducting fluid through an externally generated uniform field Proportional to the fluid velocity Both A and B Neither A nor B Due to the motion of conducting fluid through an externally generated uniform field Proportional to the fluid velocity Both A and B ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). Q₁ = Q₂ = Q₃ Q = Q₁ + Q₂ + Q₃ V₁ = V₂ = V₃ F = f₁ + f₂ + f₃ Q₁ = Q₂ = Q₃ Q = Q₁ + Q₂ + Q₃ V₁ = V₂ = V₃ F = f₁ + f₂ + f₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of inertial forces to gravity forces is called the __________ number. Weber Mach Euler Froude Weber Mach Euler Froude ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following must be followed by the flow of a fluid (real or ideal)? (I) Newton's law of viscosity. (II) Newton's second law of motion. (III) The continuity equation. (IV) Velocity of boundary layer must be zero relative to boundary. (V) Fluid cannot penetrate a boundary. II, IV, V I, II, III I, II, V II, III, V II, IV, V I, II, III I, II, V II, III, V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Vane anemometer Is a variable head meter Rotates an element at a speed determined by the velocity of the fluid in which the meter is immersed None of these Is an area meter Is a variable head meter Rotates an element at a speed determined by the velocity of the fluid in which the meter is immersed None of these Is an area meter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady non-uniform flow is represented by flow through a/an 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 Expanding tube at constant rate ANSWER DOWNLOAD EXAMIANS APP
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