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Question

Attempering is a process where ________ of steam temperature happens.

The correct answer is

reduction 

Attempering reduces the temperature of superheated steam. In a spray attemperator, injected water absorbs heat and evaporates, lowering the steam temperature to the required value.

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Important Questions from Rankine Cycle

  1. In a cross compound steam engine _____.

  2. The concept of regeneration is used in which cycles?

  3. The Rankine cycle will approach to Carnot cycle if

  4. In order to increase the efficiency of Rankine cycle, Which one of the following statement is incorrect?

  5. Which combination of the following statements is correct? The incorporation of a reheater in a steam power plant

    (P) Always increase thermal efficiency

    (Q) Always increase the dryness fraction at the condensed inlet

    (R) Increase the mean temperature of heat addition

    (S) Always increases specific work output

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