Multiple Choice
The area of a loop of wire is reduced by a factor of 2 while the rate of change of magnetic field applied is doubled. What happens to the induced emf in that loop of wire?
A) It is doubled.
B) It is reduced by a factor of 2.
C) It is reduced by a factor of 4.
D) It is quadrupled.
E) It stays the same.
Correct Answer:
Verified
Correct Answer:
Verified
Q61: A 45-mH inductor is connected in series
Q62: FIGURE 23-6 <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6213/.jpg" alt="FIGURE 23-6
Q63: FIGURE 23-8 <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6213/.jpg" alt="FIGURE 23-8
Q64: If the strength of the magnetic field
Q65: The area of a rectangular loop of
Q67: An emf is induced in a wire
Q68: According to Lenz's Law, the direction of
Q69: A coil with a self-inductance of 6.0
Q70: The number of turns in the coil
Q71: The negative sign in the Faraday's equation