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Power Engineering 3A1 ch 11 Question and answers verified to pass 2024/2025 $13.49   Add to cart

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Power Engineering 3A1 ch 11 Question and answers verified to pass 2024/2025

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  • BOIE 8010
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  • BOIE 8010

Power Engineering 3A1 ch 11 Question and answers verified to pass 2024/2025 Power Engineering 3A1 ch 11 Work done in a cylinder at constant pressure can be defined using the formulas: 1. Work Done (J) = Pressure (kPa) x Area (m²) 2. Work Done (J) = Pressure (kPa) x Area (m²) x Distance (m...

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  • October 4, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BOIE 8010
  • BOIE 8010
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flyhigher329
Power Engineering 3A1 ch 11
Work done in a cylinder at constant pressure can be defined using the
formulas:
1. Work Done (J) = Pressure (kPa) x Area (m²)
2. Work Done (J) = Pressure (kPa) x Area (m²) x Distance (m)
3. Work Done (J) = Force (N) x Area (m²)
4. Work Done (J) = Force (N) x Distance (m) the force moves
Select one:
A. 1, 2
B. 2, 3
C. 3, 4
D. 1, 3
E. 2, 4 - correct answer ✔e


The formula Work = (P1V1 - P2V2) / n - 1 is used to describe expansion
during:
Select one:
A. An isothermal process
B. An isentropic process
C. A polytropic process
D. An adiabatic process
E. An enthalpy process - correct answer ✔c


What mass of air can be held in a storage cylinder at 95°C and 1500 kPa
absolute pressure if the tank volume is 9.5 m³?
Select one:

, A. 134.9 kg
B. 144.1 kg
C. 154.9 kg
D. 522.6 kg
E. 725 kg - correct answer ✔a


If 0.25 m³ of a gas at 4000 kPa gauge pressure is expanded until the gauge
pressure is 500 kPa and the expansion is polytropic with n = 1.35. Find the
final volume the gas will occupy. Note: Assume atmospheric pressure = 100
kPa
Select one:
A. 1.04 m³
B. 1.24 m³
C. 1.30 m³
D. 1.33 m³
E. 1.47 m³ - correct answer ✔a


If the volume of a confined gas is constant then the absolute pressure is
directly proportional to the absolute temperature according to:
Select one:
A. Boyle's Law
B. Bernoulli's' Law
C. Charles' Law
D. The General Gas Law
E. Gay-Lussac's Law - correct answer ✔e


Compression requires that:

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