Feedwater Heater - Vapour & Gas Power Cycle - MCQs with Answers

Feedwater Heater - Vapour & Gas Power Cycle - MCQs with Answers

Q1. The feedwater heater in which the extracted steam and feedwater have thermal contact for exchanging heat but the extracted steam is not allowed to mix with the feedwater is called as

a. open type feedwater heater
b. contact type feedwater heater
c. closed type feedwater heater
d. none of the above

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Q2. The feedwater heater in which the extracted steam and feedwater are allowed to mix and both leave the heater at the same temperature, is called as

a. open type feedwater heater
b. contact type feedwater heater
c. both a. and b.
d. none of the above

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Q3. A closed feedwater heater system

a. has high heat transfer capacity
b. requires pump at each heater to handle the large feedwater stream
c. requires only single pump regardless of the number of heaters
d. does not require any pump as the extracted steam and feedwater are not allowed to mix

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