Environmental Engineering

Which of the following values of pH represents a stronger acid?

Byadmin January 17, 2019August 13, 2021

Which of the following values of pH represents a stronger acid?

A. 2
B. 5
C. 7
D. 10

Environmental Engineering

The slope of sewer shall be__________________?

The slope of sewer shall be__________________?

A. given in the direction of natural slope of ground
B. given in the direction opposite to natural slope of ground
C. zero
D. steeper than 1 in 20

Read More The slope of sewer shall be__________________?
CHEMICAL ENGINEERING | Environmental Engineering

Maximum permissible concentration (i.e. TLV) of DDT in public water supply system is __________ micro gram (μ g)/litre.

Question: Maximum permissible concentration (i.e. TLV) of DDT in public water supply system is __________ micro gram (μ g)/litre.
[A].

2
[B].
42
[C].
332
[D].
1050

Answer: Option B

Explanation:

No answer description available for this question.

Read More Maximum permissible concentration (i.e. TLV) of DDT in public water supply system is __________ micro gram (μ g)/litre.
Environmental Engineering

A pipe which is installed in the house drainage to preserve the water seal of traps is called______________?

A pipe which is installed in the house drainage to preserve the water seal of traps is called______________?

A. vent pipe
B. antisiphonage pipe
C. waste pipe
D. soil pipe

Read More A pipe which is installed in the house drainage to preserve the water seal of traps is called______________?
Environmental Engineering

Which of the following chemical compounds can be used for dechlorination of water ?

Which of the following chemical compounds can be used for dechlorination of water ?

A. carbon dioxide
B. bleaching powder
C. sulphur dioxide
D. chloramines

Read More Which of the following chemical compounds can be used for dechlorination of water ?
CHEMICAL ENGINEERING | Environmental Engineering

Exposure to chemicals having carcinogenic properties cause

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.

Read More Exposure to chemicals having carcinogenic properties cause
Environmental Engineering

The main disadvantage of cement concrete sewers is________________?

The main disadvantage of cement concrete sewers is________________?

A. less strength
B. difficulty in construction
C. difficulty in transportation due to heavy weight(Correct)
D. less life

Read More The main disadvantage of cement concrete sewers is________________?