The working conditions in imhoff tanks are_______________?

Question: Which of the following pollutants, if present in atmosphere is detectable by its odour ?
[A].

CO

[B].

SO2

[C].

NO2

[D].

CO2

Answer: Option B

Explanation:

No answer description available for this question.

Question: Oilish impurities present the effluent discharged from the electroplating industry is normally not removed by
[A].

chemical coagulation

[B].

floatation & skimming

[C].

centrifugation

[D].

ultrafiltration

Answer: Option A

Explanation:

No answer description available for this question.

Question: Exposure to chemicals having carcinogenic properties cause
[A].

dermatitis (skin disorder)

[B].

cancer

[C].

asphyxiation

[D].

asthma

Answer: Option B

Explanation:

No answer description available for this question.

Question: Ionisation potential employed in the industrial electrostatic precipitator is of the order of
[A].

30 to 70 kV DC

[B].

30 to 70 kV AC

[C].

230 V AC

[D].

230 V DC

Answer: Option A

Explanation:

No answer description available for this question.