Switchgear Protections - Practice Test

(A) fault occurs on the bus itself

(B) fault occurs on neutral line

(C) two or more faults occur simultaneously

(D) fault occurs with respect to earthing

(A) fault occurs on the bus itself

(A) two currents

(B) two voltages

(C) two or more similar electrical quantities

(D) none of the above

(C) two or more similar electrical quantities

(A) Interrupting an electrical circuit

(B) Switching an electrical circuit

(C) Switching and controlling an electrical circuit

(D) Switching, controlling and protecting the electrical circuit and equipment

(D) Switching, controlling and protecting the electrical circuit and equipment

(A) Inverse time trip

(B) Time-delay trip

(C) Shunt trip

(D) None of the above

(C) Shunt trip

(A) thermocouple

(B) pyrometer

(C) resistance thermometer

(D) thermometer

(C) resistance thermometer

Switchgear Protections - Study Mode