Engineering, 11.12.2019 22:31 labrandonanderson00
Ahollow spherical iron container with outer diameter 20 cm and thickness 0.2 cm is filled with iced water at 0°c. if the outer surface temperature is 5°c, determine the approximate rate of heat loss from the sphere, in kw, and the rate at which ice melts in the container. the heat of fusion of water is 333.7 kj/kg.
Answers: 3
Engineering, 04.07.2019 18:20
An engine runs on the ideal diesel cycle. the cycle has a compression ratio of 20 and a cutoff ratio of 2. the highest temperature in the cycle is 1200 k. if the heat into the system is 300 kj/kg of working fluid and using variable specific heats determine the work produced per mass of working fluid
Answers: 3
Engineering, 04.07.2019 19:20
Brief discuss how the presence of dislocations in crystal structures can be an advantage and a disadvantage to engineer and designers.
Answers: 3
Engineering, 06.07.2019 03:10
Explain the strain-hardening phenomenon on the basis of dislocation - dislocation strain field interactions. also, briefly describe what generally happens to the ductility of a metal that has been strain hardened (i.e. does strain hardening make a metal more ductile or
Answers: 3
Ahollow spherical iron container with outer diameter 20 cm and thickness 0.2 cm is filled with iced...
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