The biggest advantage of sketches is that They can be produced quickly

They communicate ideas very quickly

There is one kind of sketch for all situations

They require special equipment to be displayed

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

Slip occurs via two partial dislocations because of (a) the shorter path of the partial dislocation lines; (b) the lower energy state through partial dislocations; (c) the charge balance.

Which of the following components of a pid controlled accumulates the error over time and responds to system error after the error has been accumulated? a)- proportional b)- derivative c)- integral d)- on/off.