Multiple Choice
The back emf in an electric motor is its maximum value under which condition?
A) motor speed is zero
B) current is a maximum
C) voltage is a maximum
D) motor speed is a maximum
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q79: A 580-turn circular coil with an area
Q80: A wire loop of radius 0.250 m
Q81: A bar magnet is falling through a
Q82: If a bar magnet is falling through
Q83: Three loops of wire,one circular,one rectangular,and one
Q85: By what factor is the self-inductance of
Q86: In a circuit made up of inductor,resistance,ammeter,battery
Q87: A 41-turn square coil of area 0.074
Q88: A rectangular loop (area = 0.250 m<sup>2</sup>)turns
Q89: The current in a coil with a