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Byju's Answer
Standard XII
Physics
Work Energy Theorem Application
With reheatin...
Question
With reheating in a Rankine cycle which of the following is true?
A
Amount of heat rejected will decrease
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B
Heat added in the boiler will decrease
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C
Pump work decreases
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D
None of the above is true
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Solution
The correct option is
D
None of the above is true
With reheating in Rankine cycle.
Amount of heat rejected in the condenser increases.
Amount of heat added in the boiler increase.
Pump work remains same.
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Similar questions
Q.
Which of the following statements regarding a Rankine cycle with reheating are TRUE?
(i) increase in a average temperature of heat addition
(ii) reduction in thermal efficiency
(iii) drier steam at the turbine exit
Q.
An ideal reheat Rankine cycle operates between the pressure limits of
10
k
P
a
and
8
M
P
a
, with reheat being done at
4
M
P
a
.The temperature of steam at the inlets of both turbines is
500
o
C
and the enthalpy of steam is
3185
k
J
/
k
g
. Use the following table for relevant data.
Super heated steam temperature
(
o
C
)
Pressure
(
M
P
a
)
v
(
m
3
/
k
g
)
h
(
k
J
/
k
g
)
s
(
k
J
/
k
g
K
)
500
4
0.08644
3446
7.0922
500
8
0.04177
3399
6.7266
Disregarding the pump work, the cycle efficiency (in percentage) is
Q.
The efficiency of superheat Rankine cycle is higher than that of simple Rankine cycle because
Q.
In the Rankine cycle when superheated steam is used
Q.
A gas turbine cycle with heat exchange and reheating imporves
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