If the reactor is critical, then inserting the control rods makes the reactor subcritical and power will decrease. If the control rods are withdrawn, the reactor becomes supercritical and power increases. We employ small movements to ensure that power changes at a controlled rate. If necessary, when the control rods are fully inserted or perhaps 80-90 percent inserted, the reactor shuts down.
In brief, ârhetoricâ is any communication used to modify the perspectives of others. But this is a very broad definition that calls for more explanation. The OWLâs âIntroduction to Rhetoricâ vidcast explains more what rhetoric is and how rhetoric relates to writing.
An âIâ message or âIâ statement is a style of communication that focuses on the feelings or beliefs of the speaker rather than thoughts and characteristics that the speaker attributes to the listener. Role of âIâ Statements in Communication. Thomas Gordon developed the concept of an âIâ statement in the 1960s and contrasted these statements to âyouâ statements, which shift blame and attributions to the listener.