The permissible and excessive limits of fluoride in drinking water in India have been set up at
A1 and 2 ppm
B10 and 12 ppm
C0.1 and 0.2 ppm
D5 and 10 ppm
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
In cylindrical cams, the follower moves
In C programs end of statements is identified by
The maximum bending moment caused by a moving load on a simply supported beam is always
The operation of revolving plane table about its vertical axis so that all lines on the sheet become parallel to corresponding lines on the ground is known as
The operation of turning the table so that all the lines on the paper are parallel to the corresponding lines on the ground, is called