Fluid Mechanics The peripherial velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec. 736.4 1.8 186.2 12.4 736.4 1.8 186.2 12.4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A hydraulic ram acts as a/an __________ pump. Impulse Reciprocating Parallel cylinder Centrifugal Impulse Reciprocating Parallel cylinder Centrifugal 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 0.44 24 24000 0.24 0.44 24 24000 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cd is always __________ Cc. Equal to Either more or less than Greater than Less than Equal to Either more or less than Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is √(HW/π) HW/4(H + W)² HW/2(H + W)² 2HW/(H + W)² √(HW/π) HW/4(H + W)² HW/2(H + W)² 2HW/(H + W)² 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 II, III, V I, II, V II, IV, V I, II, III II, III, V I, II, V ANSWER DOWNLOAD EXAMIANS APP
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