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). F = f₁ + f₂ + f₃ Q = Q₁ + Q₂ + Q₃ V₁ = V₂ = V₃ Q₁ = Q₂ = Q₃ F = f₁ + f₂ + f₃ Q = Q₁ + Q₂ + Q₃ V₁ = V₂ = V₃ Q₁ = Q₂ = Q₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Two fluids are flowing through two similar pipes of the same diameter. The Reynold's number is same. For the same flow rate if the viscosity of a fluid is reduced to half the value of the first fluid, the pressure drop will Data insufficient to predict relative pressure drop Decrease Increase Remain unchanged Data insufficient to predict relative pressure drop Decrease Increase Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Rubber latex is an example of a __________ .fluid. Bingham plastic Pseudoplastic Dilatent Newtonion Bingham plastic Pseudoplastic Dilatent Newtonion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Toothpaste is a Dilatent Newtonion liquid Pseudoplastic Bingham plastic Dilatent Newtonion liquid Pseudoplastic Bingham plastic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10⁻⁶m²/s). 0.24 24 0.44 24000 0.24 24 0.44 24000 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. Bingham plastic Dilatant Newtonion Pseudoplastic Bingham plastic Dilatant Newtonion Pseudoplastic ANSWER DOWNLOAD EXAMIANS APP
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