1-Which of the following sentences is wrong? (why)
a-) The difference between the speed of the rotating field and
the rotor speed in the synchronous motor is zero,
b-) The difference between the synchronous motor and the
asynchronous motor is that the rotor is fed with alternating
current from the outside,
c-) Synchronous motor and asynchronous motor can be used as
generators,
d-) Synchronous motor and foreign excited motor are similar.
2-Which of the following sentences is true? (why)
a-)...