Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) πx 2x x/2 x πx 2x x/2 x ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg. 0.1 0.01 0.001 1 0.1 0.01 0.001 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Multistage compressors are used in industry, because they Reduce the size requirement Reduce the cost of compressor Are easy to control Resemble closely to isothermal compression Reduce the size requirement Reduce the cost of compressor Are easy to control Resemble closely to isothermal compression ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Purpose of relief valve in a reciprocating pump is to Reduce the discharge pressure Facilitate unidirectional flow of liquid Protect the pump against developing excessive pressure Control the rate of discharge Reduce the discharge pressure Facilitate unidirectional flow of liquid Protect the pump against developing excessive pressure Control the rate of discharge ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The speed of sound in an ideal gas varies as the Pressure Temperature Density None of these Pressure Temperature Density None of these 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). V₁ = V₂ = V₃ Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ Q₁ = Q₂ = Q₃ V₁ = V₂ = V₃ Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ Q₁ = Q₂ = Q₃ ANSWER DOWNLOAD EXAMIANS APP
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