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RRB/SSC JE: Power Plant Weekly Quiz-4

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Question 1

What is used to heat the feed water which is used for recirculation through tubes?

Question 2

What type of boiler is a Benson boiler _________?

Question 3

The deaerator in thermal power plants is used mainly to?

Question 4

Efficiency of rankine cycle can be increased by

Question 5

The product of steam rate & net work when the steam rate is expressed in kg/kWh is equal to?

Question 6

In case of Rankine cycle, Heat rate is given is given by ____________. (where, η is the efficiency of Rankine cycle).

Question 7

The term bleeding in a steam turbine refer to :

Question 8

When a gas turbine is followed by a steam turbine for power generation the cycle is known as?

Question 9

Regeneration in gas turbine plant is done to___.

Question 10

The efficiency of simple brayton cycle is given by ___(r_p is the pressure ratio and γ is adiabatic index)

Question 11

Which of the following statement is correct regarding regeneration in brayton cycle?

Question 12

In a Brayton cycle, what is the value of optimum pressure ratio for maximum net work done between temperatures $Description: Description: Practice-Set-7_files\image017.png$ and $Description: Description: Practice-Set-7_files\image018.png$ where $Description: Description: Practice-Set-7_files\image019.png$ is the maximum temperature and $Description: Description: Practice-Set-7_files\image017.png$ is the minimum temperature?

Question 13

The purpose of using open feedback heaters in steam power plants is?

Question 14

Closed feedwater heaters are ______________ heat exchangers.

Question 15

Which of the following is not a component of Brayton cycle?

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ESE & GATE ME Thermodynamics

Aug 22ESE & GATE ME