The answer is 2 because I just took the test!
Answer:
The minimum mass flow rate will be "330 kg/s".
Explanation:
Given:
For steam,


For water,


They add energy efficiency as condenser becomes adiabatic, with total mass flow rate of minimal vapor,
⇒ 
On putting the estimated values, we get
⇒ 
⇒ 
⇒ 
Answer:
1st part: Section W18X76 is adequate
2nd part: Section W21X62 is adequate
Explanation:
See the attached file for the calculation
Answer:
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