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Environmental Engineering in CE

Environmental Engineering in CE
Persons working in cement plants and limestone quarries are more prone to disease like

Silicosis
Asthma
Flourosis (bone disease)
Cancer

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Environmental Engineering in CE
In troposphere (the weather domain), the temperature 't' at height 'h' above the spa level in metres is given by (where, temperature at sea level is 15°C and t is in °C.)

t = 15 - 0.0065h
t = 0.0035h -15
t = 15 - 0.0035h
t = 15 + 0.0065h

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Environmental Engineering in CE
Workers working in __________ industry are most prone to white lung cancer.

Asbestos
Coal mining
Textile
Limestone mining

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Environmental Engineering in CE
Black smoke coming out of the chimney of a furnace is an indication of the use of __________ in the furnace.

Large quantity of excess combustion air
Low amount of excess combustion air
Hydrocarbon fuel
Pulverised coal as fuel

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Environmental Engineering in CE
Presence of __________ bacteria in water causes disease like typhoid.

Non-pathogenic
Aerobic
Anaerobic
Pathogenic

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Environmental Engineering in CE
Which of the following is the most detrimental for water used in high pressure boiler?

Turbidity
Phenol
Dissolved oxygen
Silica

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