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Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg is  
  • a)
     150.28 kJ/kg
  • b)
    128.47 kJ/kg
  • c)
    187.58 kJ/kg
  • d)
     205.76 kJ/kg   
  • e)
    76 kJ/kg   
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant...
specific volume



v2 = 0.674 m3/kg from mass conservation



= - 25.60 kg/s
Now from SFEE


Q = 150.41 kJ/kg
Free Test
Community Answer
Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant...
specific volume



v2 = 0.674 m3/kg from mass conservation



= - 25.60 kg/s
Now from SFEE


Q = 150.41 kJ/kg
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Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer? for Mechanical Engineering 2025 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer?.
Solutions for Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer? in English & in Hindi are available as part of our courses for Mechanical Engineering. Download more important topics, notes, lectures and mock test series for Mechanical Engineering Exam by signing up for free.
Here you can find the meaning of Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer?, a detailed solution for Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer? has been provided alongside types of Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice Air at 101.325 kPa, 20° C is taken in to a gas turbine power plant at a velocity of 140 m/s through an opening of 0.15 m2 cross-section area. The air is compressed, heated, expanded through a turbine and at 0.18 MPa 150° C through an opening of 0.10 m2 cross-sectional area. The power output is 375 kw. The net amount of heat added to the air in kJ/kg isa)150.28 kJ/kgb)128.47 kJ/kgc)187.58 kJ/kgd)205.76 kJ/kg e)76 kJ/kg Correct answer is option 'A'. Can you explain this answer? tests, examples and also practice Mechanical Engineering tests.
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