Consider the following statements.
The following factors relate to the process of coagulation :
1. Percentage removal is higher when turbidity is more
2. Additional of activated silica aids in the process of coagulation
3. pH of water is an important consideration for selecting a coagulant
Which of the following statements are correct ?
a) 1, 2 and 3 b) 1 and 2 only c) 2 and 3 only d) 1 and 3
only
The following factors relate to the process of coagulation :
1. Percentage removal is higher when turbidity is more
2. Additional of activated silica aids in the process of coagulation
3. pH of water is an important consideration for selecting a coagulant
Which of the following statements are correct ?
a) 1, 2 and 3 b) 1 and 2 only c) 2 and 3 only d) 1 and 3
only