Use the following data to determine if flow is laminar or turbulent: Q = 12 bbl/min., Pipe I. D. = 6.0 inch, oil API = 34, viscosity = 5.0 c. P.

Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented

Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.

Which of the following controllers anticipates the future from the slope of errors over time? a)-proportional b)-on/off c)-integral d)-derivative.