Fluid Mechanics Which of the following is used for very accurate measurement of flow of gas at low velocity? Rotameter Hot wire annemometer Pitot tube Segmental orificemeter Rotameter Hot wire annemometer Pitot tube Segmental orificemeter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A lubricant 100 times more viscous than water would have a viscosity (in Pa.s) 1 0.01 0.1 10 1 0.01 0.1 10 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 dq/dx = Kq² dq/dx = K/q dq/dx = K.q dq/dx = K dq/dx = Kq² dq/dx = K/q dq/dx = K.q ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.01πgH/4 0.04πgH/3 4πg/3 0.01πgH/8 0.01πgH/4 0.04πgH/3 4πg/3 0.01πgH/8 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the First power of its dimeter Inverse of the fluid viscosity Inverse square of the diameter Square of the difference in specific weights of solid & fluid First power of its dimeter Inverse of the fluid viscosity Inverse square of the diameter Square of the difference in specific weights of solid & fluid ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics. Gear Sump Piston Positive displacement Gear Sump Piston Positive displacement ANSWER DOWNLOAD EXAMIANS APP
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