Cooling towers are used in steam power stations where:
- Atmospheric temperature is above 30 degrees
- Water is not available in sufficient quantity
- Economizer is not installed
- None of these
Correct answer: 2. Water is not available in sufficient quantity
Explanation: For improving the efficiency of the steam power plant, the steam exhausted from the turbine is being condensed via the condenser. The water is that is being circulated in the condenser is usually drawn from a natural sources such as lakes. However in case of non-availability of water cooling towers are employed.
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