A circuit that has one wire in contact with the hull of the ship is a()
A、A.series circuit
B、B.grounded circuit
C、C.short circuit
D、D.closed circuit
A、A.series circuit
B、B.grounded circuit
C、C.short circuit
D、D.closed circuit
A、VT circuits B、STS circuits C、VT tunnel circuits D、1:1 protection circuits E、1:N protection circuits
A、A. LO-PATH circuits B、B. HO-PATH circuits C、C. 1:1 protection circuits D、D. 1:N protection circuits E、E. LO-PATH tunnel circuits
A、melts and must be replaced B、is enclosed in a tube of insulating material with metal ferrules at each end C、gives no visual indication of having opened the circuit D、trips to break the circuit and may be reset
A、melts and must be replaced B、is enclosed in a tube of insulating material with metal ferrules at each end C、gives no visual indication of having opened the circuit D、trips to break the circuit and may be reset
A、 LO-PATH circuits B、 HO-PATH circuits C、 1:1 protection circuits D、 1:N protection circuits E、 LO-TUNNEL tunnel circuits
A、can be reset to energize the circuit B、should open the circuit when overloaded C、will burn out when an over current flow develops D、All of the above
A、A.can be reset to energize the circuit B、B.should open the circuit when overloaded C、C.will burn out when an over current flow develops D、D.All of the above