Environmental Engineering

Suspended solids are measured by which of the following?

• Turbidity rod

• Gravimetric test

• Chromatography

• Jackson’s turbidity meter

The maximum permissible limit for suspended solids is ____________

• 10 mg/l

• 20 mg/l

• 30 mg/l

• 40 mg/l

Which method is used to measure the color of water?

• Gravimetric analysis

• Chromatography

• Tintometer method

• Hydrometer analysis

The settling velocity of a spherical body in water is given by

• Lacey’s formula

• Darcy’s formula

• Hazen-William formula

• Stokes law

The design period adopted for designing a water distribution system is generally

• 1 year

• 30 years

• 50 years

• 100 years

Perched aquifers are found

• at ground surface

• below ground surface but above water table

• below ground water table

• at ground water table level

Routine inhalation by athletes in any city of ground-level particulates, ozone, and other gases such as nitrogen dioxide restricts the airways and can tax the ....... and cardiovascular systems

• Respiratory

• Impaction

• Asbestos

• Etymology

The maximum permissible limit for suspended solids is ____________

• 10 mg/l

• 20 mg/l

• 30 mg/l

• 40 mg/l

why are people worried about the new non organic food environmental engineer

• its bad

• its good

• its poisoning people

• its poluteing stuff