Boiler in Thermal Power Plant - MCQs with answers

Boiler in Thermal Power Plant - MCQs with answers


Q1. The boiler commonly used in a thermal plant are__________________.

a. Water tube type
b. Fire tube
c. Both (a) & (b)
d. None of these

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ANSWER: c. Both (a) & (b).



Q2. Water to the boiler is at________________.

a. Atmospheric pressure
b. Slightly more than atmospheric pressure.
c. More than steam pressure in the boiler.
d. Any pressure.

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ANSWER: c. More than steam pressure in the boiler.



Q3. What is the main advantage of the usage of high pressure boilers in a thermal plant?

a. Lower price
b. Increase in efficiency
c. Low grade fuel can be burnt.
d. Both (b) and (c)

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ANSWER: d. Both (b) and (c)



Q4. What is the normal range of pH of water to be maintained in the steam rising in the thermal power station?

a. 3.5
b. 7.02
c. 8.5
d. 9.87
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ANSWER: c. 8.5



Q5. Heat balance in a boiler furnace is improved by sending air to the furnace

a. At low temperature.
b. At high temperature.
c. Mixed with CO2.
d. Both (b) & (c).

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ANSWER: b. At high temperature.



Q6. Coal is carried from storage to the boiler by means of?

a. Trolleys
b. V – belts
c. Buckets
d. Manually

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ANSWER: b. Buckets


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    Discussion

  • RE: Boiler in Thermal Power Plant - MCQs with answers -Shailendra Sinha (03/17/20)
  • heat balance does not depend on temperature.