5-200 μm size particles are called__________________?
5-200 μm size particles are called__________________?
A. Colloids or aerosols
B. Powder
C. Dust
D. Smoke
A. Colloids or aerosols
B. Powder
C. Dust
D. Smoke
A. Filtration
B. Coagulation
C. Sedimentation
D. Disinfection
A. Coagulation
B. Sterilisation
C. Disinfection
D. Sedimentation
A. 50
B. 1000
C. 2000
D. 5000
A. June
B. December
C. July
D. September
A. Preheating of feed water
B. Reduction in hardness, silica & alumina in feed water
C. Keeg the pH value of feed water just below 7
D. Eliminating H2S in feed water
A. Mufflers (silencers)
B. Acoustic absorbent
C. Lagging of noisy duct
D. None of these