Engineering, 26.07.2019 17:30, xxcecccc

Aspherical balloon with a diameter of 9 m is filled with helium at 27°c and 200 kpa. determine the mole num- ber and the mass of the helium in the balloon.

Answers: 1

Show answers

Other questions on the subject: Engineering

Engineering, 04.07.2019 18:20, hayleymckee

Steam enters a converging nozzle at 3.0 mpa and 500°c with a at 1.8 mpa. for a nozzle exit area of 32 cm2, determine the exit velocity, mass flow rate, and exit mach number if the nozzle: negligible velocity, and it exits (a) is isentropic (b) has an efficiency of 94 percent

Answers: 2

continue

Engineering, 04.07.2019 18:20, maustin5323

Athin walled concentric tube exchanger is used to cool engine oil from 160°c to 60°c with water that is available at 25°c acting as a coolant. the oil and water flow rates are each at 2 kg/s, and the diameter of the inner tube is 0.5 m and the corresponding value of the overall heat transfer coefficient is 250 w/m2. oc. how long must the heat exchanger be to accomplish the desired cooling? cpwater=4.187 kj/kg-candcpengine el=2.035 kj/kg·°c, oil . 120]

Answers: 1

continue

Engineering, 04.07.2019 18:20, Doogsterr

For each of the following process: a) sketch the p-v diagram, b)sketch t-s diagram, c) sketch t-v diagram, d) sketch the boundary work on one of the diagrams (a, b or c) and e) sketch the reversible heat transfer on one of the diagrams (a, b or c): 1- isobaric process from compressed liquid to superheated vapor 2- isothermal process from compressed liquid to superheated vapor 3- isentropic process from compressed liquid to superheated vapor

Answers: 3

continue

Engineering, 04.07.2019 19:10, Mimidj9279

The sum of the normal stresses does not change as the stress state rotates through an angle. a)-trune b)- false

Answers: 2

continue

Do you know the correct answer?

Aspherical balloon with a diameter of 9 m is filled with helium at 27°c and 200 kpa. determine the m...