Multiple Choice
The amount of voltage that is induced in a conductor depends on the ________.
A) direction of the current flowing
B) length of time a conductor remains stationary in the magnetic field
C) length of the conductor in the magnetic field
D) direction of motion of the conductor in the magnetic field
Correct Answer:
Verified
Correct Answer:
Verified
Q7: An <i>ampere-turn</i> is a unit of _.<br>A)magnetomotive
Q8: Electromagnetic induction is best defined as the
Q9: The left-hand rule can be used to
Q10: The _ electromagnet cannot be further magnetized.<br>A)open<br>B)shorted<br>C)saturated<br>D)capacitive
Q11: If more turns of Wire are added
Q13: Reversing the current through an electromagnet _
Q14: How does the magnetic field change around
Q15: A simple electric doorbell probably uses _
Q16: If a higher voltage is needed from
Q17: Permeability is _.<br>A)the shielding effect of a