The torque developed by an induction motor is zero when it rotates at synchronous speed because: a) the full-load speed is equal to the synchronous speed
b) squirrel-cage reaction occurs
c) no currents are induced in the rotor
d) the currents induced in the rotor cancel out

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

Inadequate stores control is not an obstacle to effective work order system. (clo4) a)-true b)-false

A)-in the process of engineering design, explain the contribution of material selection. b)- explain the procedure of synthesis as is employed in engineering design. c)- is there any relationship between ergonomics and engineering design? explain. d)- safety consideration in engineering design includes human, product and the enviroment . explain how safety will be incorporated into the design?