In control cooling water system, chromates, phosphates and silicates are added to water

Refrigeration and Air conditioning Mcqs
BILAL KHATTAK0

A.To prevent scale formation
B.To remove odour
C.To increase remove foreign particle
D.To inhibit corrosion
E.To prevent algae growth

Related Mcqs:

  1. The disadvantage of hard water is
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  3. Vanadium is added to steel as an alloying element to
  4. In a cooling tower makeup fresh water must be added to replace losses from
  5. Turbidity of water is usually measured in terms of
  6. Turbidity in boiler feed water causes
  7. The effect of under cooling the refrigerant is to
  8. Cooling towers are used for cooling water
  9. In an operating cooling tower the wet-bulb temperature of entering air is increased keeping all other variable constant. The outlet water temperature will
  10. Marine fish can keep their internal environment hypertonic with respect to the surrounding salty water by retaining.?

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