Which one of the following indicates the Ra value ?
A0.0001mm
B0.00001mm
C0.000001mm
D0.0000001mm
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The valves installed on the delivery side of the pumping set so as to prevent the back flow of stored or pumped water when the pump is stopped is called:
Sanitary fixture EWC stands for:
In double acting reciprocating pumps, the water is acting on...............sides of the piston.
Nahni trap is popularly known as:
The pipe which carries discharge from sanitary fittings such as water closets, urinals etc. is called: