Fluid Mechanics Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition. ∂/∂t = constant ∂/∂s = constant ∂/∂t = 0 ∂/∂s = 0 ∂/∂t = constant ∂/∂s = constant ∂/∂t = 0 ∂/∂s = 0 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Rise of liquid in a capillary tube is due to Both A & B Cohesion Neither A nor B Adhesion Both A & B Cohesion Neither A nor B Adhesion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Mach number for hypersonic flow of compressible fluid is > 4 1 > 1 < 2 > 4 1 > 1 < 2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of inertial forces to elastic forces is called the __________ number. Mach Euler Weber Reynolds Mach Euler Weber Reynolds ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around 1000 2000 10 100 1000 2000 10 100 ANSWER DOWNLOAD EXAMIANS APP
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) x/2 x 2x πx x/2 x 2x πx ANSWER DOWNLOAD EXAMIANS APP
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