Router bits with cutting lips on the ends are for

Explain the difference laminar and turbulent flow. explain it with the shear stress and the velocity profiles.

The thermal expansion or contraction of a given metal is a function of the f a)-density b)-initial temperature c)- temperature difference d)- linear coefficient of thermal expansion e)- final temperature f)- original length

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