In a regenerative feed heating cycle, the greatest economy is affected

A when steam is extracted from only one suitable point of steam turbine
B when steam is extracted from several places in different stages of steam turbine
C when steam is extracted only from the last stage of steam turbine
D when steam is extracted only from the first stage of steam turbine

Correct Answer: when steam is extracted from several places in different stages of steam turbine

Bissoy MCQ
#Electrical Engineering #Power Plant Engineering In EE

Related Questions

In a regenerative feed heating cycle, the optimum value of the fraction of steam extracted for feed heating
A Decreases with increase in Rankine cycle efficiency
B Increases with increase in Rankine cycle efficiency
C Is unaffected by increase in Rankine cycle efficiency
D None of the above
The maximum percentage gain in Regenerative feed heating cycle thermal efficiency
A increases with number of feed heaters increasing
B decreases with number of feed heaters increasing
C remains same unaffected by number of feed heaters
D none of the above
On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in
A Greater degree of separation with a fixed number of trays
B Increased reboiler load
C Increased reflux ratio
D None of these
In regenerative cycle feed water is heated by
A exhaust gases
B heaters
C draining steam from the turbine
D all above
In regenerative air preheater (as practised in heating of coke ovens), the heat is transferred
A Through a metallic wall
B By direct contact of hot flue gas with air
C By heating an intermediate material (like chequor bricks) and then heating the air from this hot material
D None of these
The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as
A Regenerative heating
B Reheating of steam
C Bleeding
D None of these
A bag of chicken feed can feed 18 chickens for 54 days. For how many days will it feed 12 chickens?
A 81
B 36
C 72
D 40
Fqra cold viscous feed, backward feed gives __________ than forward feed.
A A higher capacity
B A lower capacity
C Lower economy
D None of these
A backward feed multiple effect evaporator is better than forward feed for concentrating cold feed, because it provides
A Higher economy
B Lower capacity
C Both A & B
D Lower economy
An ideal regenerative cycle is
A Equal to Carnot cycle
B Less than Carnot cycle
C More than Carnot cycle
D Could be anything

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