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Environmental Engineering

Environmental Engineering
A sewer that receives the discharge of a number of house sewers is called

Sub-main sewer
Intercepting sewer
House sewer
Lateral sewer

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Environmental Engineering
Laying of sewers is usually done with the help of

A Theodolite
A compass
Sight rails and boning rods
A plane table

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Environmental Engineering
The commonly used material for water supply pipes, which has the properties of being strong, not easily corroded and long life but is heavy and brittle, is

Copper
Cast iron
Steel
Reinforced cement concrete

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Environmental Engineering
The hydraulic mean depth (HMD) for an egg-shaped sewer flowing two-third full is

None of these
Equal to HMD when flowing full
Less than HMD when flowing full
Greater than HMD when flowing full

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Environmental Engineering
Turbidity is measured on

Standard platinum scale
Standard silica scale
Standard cobalt scale
Platinum cobalt scale

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Environmental Engineering
The settling velocity of a particle in a sedimentation tank increases if

Particle size is decreased
None of these
The surface area of tank is increased
The depth of tank is decreased

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MORE MCQ ON Environmental Engineering

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