Which of the following is correct about the characteristics of i-joist: the deepest i-joist available is 18" the i-joist maximum span is 30' the i-joist is typically used for ceiling and flooring the i-joist is heavy and will require extra equipment on the jobsite all of the above

Burgers vector is generally parallel to the dislocation line. a)-true b)-false

Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation

Asimple rankine cycle uses water as the working fluid. the water enters the turbine at 10 mpa and 480c while the condenser operates at 6 kpa. if the turbine has an isentropic efficiency of 80 percent while the pump has an isentropic efficiency of 70 percent determine the thermal efficiency