Which of the following enables manufacturers to provide products made in less time and with less money, less pollution, less energy, and less use of natural resources?

Inspection for bearing condition will include: (clo4) a)-color b)-smell c)-size d)-none of the above

Aquick transition of the operating speed of a shaft from its critical speed will whirl amplitude. (a) increase (b) limit (c) not affect (d) zero

Ahe-xe mixture containing a 0.75 mole fraction of helium is used for cooling electronics in an avionics application. at a temperature of 300 k and atmospheric pressure, calculate the mass fraction of helium and the mass density, molar concentration and molecular weight of the mixture. if the cooling capacity is 10 l, what is the mass of the coolant?