344. If high pressure heaters in a thermal power plant operating on a regenerative cycle are cut off, then fuel input to boiler will
A.Increase
B.Decrease
C.Remain unaffected
D.May increase/decrease depending on number of heaters cut off

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345. The heat rate of a turbine operating at part loads by throttle governing as compared to full loads
A.Decreases
B.Increases
C.Remains unaffected
D.May increase/decrease depending on extent of deviation of load from full load

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346. The auxiliary consumption (i.e., power consumed by various equipment/devices required essentially for operation of power plant) in power plant is of the order of
A.2-5%
B.8-10%
C.10-15%
D.15-20 %

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347. The ratio of adiabatic heat drop to the heat supplied is known as
A.Rankine efficiency
B.Reheat factor
C.Stage efficiency
D.Internal efficiency

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348. Efficiency ratio is the ratio of
A.Useful heat drop to the total adiabatic heat drop
B.Cumulative heat drop to the adiabatic heat drop
C.Adiabatic heat drop to the heat supplied
D.Total adiabatic heat drop to useful heat drop

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349. The ratio of total useful heat drop to the total adiabatic heat drop is known as
A.Reheat factor
B.Both internal efficiency and efficiency ratio.
C.Efficiency ratio
D.Rankine efficiency

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350. In case of cross-compounding arrangement in steam turbines
A.The steam from one casing flows to other, the shafts of both being coupled in straight line
B.The steam in any casing enters in the middle and flows in both the directions
C.The steam from one casing flows to other, the shafts of both being in different planes
D.The steam flows from high pressure casing to intermediate pressure casing and then to low pressure casing, the 'shafts of all the three being coupled in one straight line

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