- (A) Generally a needle valve
- (B) Used to release any gases that might be vapour locking the pump
- (C) Helpful in easy removal of samples
- (D) All
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- (A) Dilatant
- (B) Bingham plastic
- (C) Newtonian
- (D) Pseudo-plastic
- (A) Passing the centroid of the body at 60°to the direction of motion
- (B) The component being parallel to the flow direction
- (C) The component being normal to the flow direction
- (D) None of these
- (A) It is not very accurate
- (B) It is very costly
- (C) Most of the pressure drop is not recoverable
- (D) It is not suitable for measuring gas flow
- (A) Of real fluids
- (B) Over flat surfaces only
- (C) In pipes only
- (D) Of ideal fluids only
- (A) 0.5
- (B) 1
- (C) 2
- (D) 5
- (A) Pressure fluctuation
- (B) Eddies
- (C) Deviating velocities
- (D) All
- (A) Dependent on the speed of the pump
- (B) Dependent on the power of the pump
- (C) 34 feet
- (D) 150 feet
- (A) (Dp/6) (ε/1- ε)
- (B) (Dp/6) (1- ε/ε)
- (C) ⅔Dp (1- ε/ε)
- (D) ⅔Dp (ε/1- ε)
- (A) Only when the fluid is frictionless
- (B) Only when the fluid is at rest having zero velocity
- (C) When there is no motion of one fluid layer relative to an adjacent layer
- (D) Regardless of the motion of one fluid layer relative to an adjacent layer
