Under a construction management (cm) contract, should the cm firm's responsibilities normally begin at the construction phase, the design phase, the planning phase, or the conceptual phase?

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

Give heat transfer applications for the following, (i) gas turbines (propulsion) ) gas turbines (power generation). (iii) steam turbines. (iv) combined heat and power (chp). (v) automotive engines

Which of the following ziegler nichols tuning methods the response of the controller to a step input should exhibit an s-shaped curve? a)-open loop mode b)-closed loop mode c)-both modes (open & closed) d)-none of the modes (open & closed)