Which of the following is an example of a passive stability mechanism?
A)the reactor that shuts itself down past a certain temperature due to thermal expansion of the control rods
B)several layers of containment that separate the core from safe zones
C)the application of materials that allow higher neutron emission at higher temperatures
D)the use of pressurized containment buildings that can be tested for leaks
E)none of the above

Question

Quizplus · Accepted Answer

A passive stability mechanism is one that requires no human or mechanical intervention to function. The reactor shutting itself down based on the expansion of control rods is an example of a passive stability mechanism. The other options are either active or preventative measures that require human intervention or materials.

Which of the Following Is an Example of a Passive