Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Either opened or closed; depending on the fluid viscosity Opened Closed Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity Opened Closed Either opened or closed ; it does not make any difference ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A fluid is pumped at the rate of 10 lb/sec to a height of 55 ft. The horse power required is __________ hp. 20363 20090 5.5 1 20363 20090 5.5 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following exemplifies a three dimensional fluid flow ? Viscous fluid flow between converging plates Fluid flow at the inlet to a nozzle Fluid flow between parallel plates None of these Viscous fluid flow between converging plates Fluid flow at the inlet to a nozzle Fluid flow between parallel plates None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Design of the casing of centrifugal pump should be such as to minimise the Loss of static head Loss of kinetic head None of these Back flow through impeller Loss of static head Loss of kinetic head None of these Back flow through impeller ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The inherent characteristic of an equal percentage valve relating flow rate 'q' with valve stem movement 'x' are described by the equation dq/dx = Kq² dq/dx = K.q dq/dx = K dq/dx = K/q dq/dx = Kq² dq/dx = K.q dq/dx = K dq/dx = K/q 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, V I, II, III II, III, V II, IV, V I, II, V I, II, III II, III, V ANSWER DOWNLOAD EXAMIANS APP
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