Re/NFr is called the _____________ number?
Re/NFr is called the _____________ number?
A. Brinkman
B. Galileo
C. Archimedes
D. Euler
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Nominal size of a pipe is an indication of its ______________ diameter?
Nominal size of a pipe is an indication of its ______________ diameter?A. Inner
B. Outer
C. Approximate
D. None of thesePumping 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?
Pumg 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?A. Piston
B. Gear
C. Positive displacement
D. SumpA centrifugal pump is called a turbine pump, if it is having a_________________?
A centrifugal pump is called a turbine pump, if it is having a_________________?A. Turbine type impeller
B. Vaned diffusion casing
C. Rotating vaned volute
D. None of theseFor a given fluid flow rate, which of the following incurs maximum head loss ?
For a given fluid flow rate, which of the following incurs maximum head loss ?A. Orificemeter
B. Venturimeter
C. Flow nozzle
D. All of them incur the same head lossNet positive suction head (NPSH) of a centrifugal pump must be____________________?
Net positive suction head (NPSH) of a centrifugal pump must be____________________?A. Greater than the vapour pressure of the liquid
B. Less than the vapour pressure of the liquid
C. Equal to the vapour pressure of the liquid
D. Less than barometric pressureA liquid is pumped at the rate of 600 litres using 1000 rpm. If the rpm is changed to 1100, the liquid pumped is _____________ litres?
A liquid is pumped at the rate of 600 litres using 1000 rpm. If the rpm is changed to 1100, the liquid pumped is _____________ litres?A. 600
B. 660
C. 1.1
D. 60