A beam has been fixed to the floor by the pin at B and the roller at A as shown in figure 1 below.

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

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.

Inspection for bearing condition will include: (clo4) a)-color b)-smell c)-size d)-none of the above