Fluid Mechanics Which of the following is the most common pump for pumping either raw sewage or sludge? Reciprocating pump Electromagnetic pump Gear pump Centrifugal pump Reciprocating pump Electromagnetic pump Gear pump Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the Inverse of the fluid viscosity First power of its dimeter Square of the difference in specific weights of solid & fluid Inverse square of the diameter Inverse of the fluid viscosity First power of its dimeter Square of the difference in specific weights of solid & fluid Inverse square of the diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Delivery of insufficient quantity of liquid by a pump may be caused by Air leak in the inlet Low rpm All of these Too high a lift Air leak in the inlet Low rpm All of these Too high a lift 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 = K/q dq/dx = Kq² dq/dx = K.q dq/dx = K dq/dx = K/q dq/dx = Kq² dq/dx = K.q dq/dx = K ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate? 1.5 1 2 0.5 1.5 1 2 0.5 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cavitation in a centrifugal pump results from High discharge pressure High discharge rate High discharge velocity Low barometric pressure High discharge pressure High discharge rate High discharge velocity Low barometric pressure ANSWER DOWNLOAD EXAMIANS APP