Engineering, 17.02.2020 22:28 Dtex
List a consistent set of assumptions required to employ each of the following equations. Possible assumptions include: closed system, open system, steady state, adiabatic, no work, negligible changes in potential energy, negligible changes in kinetic energy, isothermal, constant pressure, incompressible, ideal gas, constant specific heats. Show how the simplified equation is developed from a basic equation. Au = CAT Ah = CAT Ah = cpAT Ah = Au + vap
Answers: 2
Engineering, 03.07.2019 15:10
If you were designing a bumper for a car, would you prefer it to exhibit elastic or plastic deformation? why? consider the functions of a bumper in both a minor "fender-bender" and a major collision.
Answers: 1
Engineering, 04.07.2019 18:10
If a particle moves along a path such that r : (3 sin t) m and ? : 2t rad, where t is in seconds. what is the particle's acceleration in m/s in 4 seconds? a)- 16.43 b)- 16.29 c)- 15.21 d)- 13.79
Answers: 1
Engineering, 04.07.2019 18:10
During a steady flow process, the change of energy with respect to time is zero. a)- true b)- false
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Engineering, 04.07.2019 18:10
Shafts are machine elements that are used to a) carry axial loads b) direct shear loads c) transmit power d) rotate at constant speed e) none of the above circular and square shafts subjected to the same torque under the same circum behave a) the same way b) almost the same way
Answers: 2
List a consistent set of assumptions required to employ each of the following equations. Possible as...
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