A Which of the following is not a characteristic of an electrostatic intrusion detection system?
A. It produces a balance between the electric capacitance and inductance of an object.
B. It can be used as an intrusion detection system for large areas.
C. It creates an electrostatic field and monitors for a capacitance change.
D. It can detect if an intruder comes within a certain range of an object.
Eit
