What is used to find out the amount of residual chlorine in water?
AOzonation
BHorrock's apparatus test
CUltra violet irradiation test
DOrthotolidine test
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
Vertical distance between two consecutive contours is
The book 'A Brief history of Seven Killings' is written by :
The useful area or liveable area of building is known as
As the fineness modulus of aggregate increases its particle size:
If the slip of the rotor of an induction motor is halved, the value of rotor reactance :