Trains use DC currents!
It's predominantly AC now but more dc in the early days. Both still in use. See DC and AC section below article-
A train is not a simple machine.
maglev train works on alternating current..The electric current supplied to the coils in the guideway walls is constantly alternating to change the polarity of the magnetized coils. This change in polarity causes the magnetic field in front of the train to pull the vehicle forward, while the magnetic field behind the train adds more forward thrust.
Current transformer is a device used to measure the flow of current through a power system and the measured current is inputted to a protective relay system. It is used to detect system malfunction. Current transducer is a device used to measure AC and DC current based on the halt-effect technology.
Electrical (alternating current)
They can be used as a kind of safety switch to allow a circuit with a small current through to switch on a circuit that will hve a larger current flowing through it.
Ac current. Ac current is easily controlled for voltage and frequency. The diesel engine runs a generator that generates AC current for use in the electric drive motors on each drive wheel.
D.c current earlier days ..but now a days both d.c and a.c are used
steam train
Simply, direct current (DC). The amount of current depends on the circuit it is used in.
it is mostly used to travel for long distance and its cycle even it is costly
No... The current Train was formed in 1994 starting with Pat Monahan and Rob Hotchkiss.
It depends on the kind of train.
Photovoltaic cells.
It sounds like an train horn
A lonesome train.
A train is not a simple machine.
Alternating current is used to operate your electrical appliances.