EWE -final question session 3

Choose right statement to represent FILTRATION PROCESS?

• large particles and floating debris are removed

• Brings water and air in close contact

• process of allowing particles in suspension in water to settle out of the suspension under the effect of gravity

• Final refining steps in water treatment process, using fine sand to produce clear water

Choose right statement to represent INTAKE PROCESS?

• large particles and floating debris are removed

• Brings water and air in close contact

• Process of allowing particles in suspension in water to settle out of the suspension under the effect of gravity

• Final refining steps in water treatment process, using fine sand to produce clear water

Which process Apply MECHANICAL FORCES to increase water removal in Residual Treatment Process?

• Clarification Tank

• Thickener Tank

• Decanter in dewatering

• Sludge disposal

Which membrane techology used by Air Selangor ?

• Microfiltration MF

• Ultra filtration UF

• Nano Filtration NF

• Hyper filtration (RO)

SCADA Stand for ?

• Superior Control and Data Acquisition

• Superior Control and Determine Acquisition

• Supervisory Control and Data Acquisition

• Supervisory Correction and Data Acquisition

Which one is not recent raw water quality parameters challanges in Air Selangor?

• Ammonia

• Raw water pH

• Turbidity

• rubbish

To prevent tooth decay especially among children.

Which chemical is dose for this treatment?

• Aluminium sulphate

• Fluoride

• Hydrated Lime

• Chlorine

how many ORS & HORAS manage by Air Selangor?

• 2

• 3

• 4

• 5

Which one is INCORRECT Answer on the Preliminary Factor for WTP Design ?

• Water quality criteria

• choice of source

• choice of treatment

• choice of state and country

Which one is the strategy of Air Selangor to ensure continuos water supply in term of water distribution system?

• Buy new water tanker

• Water Grid interconnectivity

• Improve team PAKAR Capabilities

• Built new Residual Treatment Plant