FIGURE 23-7
-A bar magnet is placed with its north pole pointing toward a coil of wire that has a cross-sectional area of 0.02 m² and 6 turns, as shown in Figure 23-7(a) . What is the magnitude of the induced emf in the coil of wire?

Question

FIGURE 23-7 FIGURE 23-7 -A bar magnet is placed with its north pole pointing toward a coil of wire that has a cross-sectional area of 0.02 m<sup>2</sup> and 6 turns, as shown in Figure 23-7(a) . What is the magnitude of the induced emf in the coil of wire? A) 0.04 V B) 0.03 V C) 0.01 V D) 0.02 V E) 0 V

FIGURE 23-7 -A bar magnet is placed with its north pole pointing toward a coil of wire that has a cross-sectional area of 0.02 m<sup>2</sup> and 6 turns, as shown in Figure 23-7(a) . What is the magnitude of the induced emf in the coil of wire? A) 0.04 V B) 0.03 V C) 0.01 V D) 0.02 V E) 0 V

-A bar magnet is placed with its north pole pointing toward a coil of wire that has a cross-sectional area of 0.02 m² and 6 turns, as shown in Figure 23-7(a) . What is the magnitude of the induced emf in the coil of wire?

Quizplus · Accepted Answer

If the magnet is stationary and not moving relative to the coil, there is no change in magnetic flux through the coil, and thus no induced emf according to Faraday's law of electromagnetic induction.

FIGURE 23-7 -A Bar Magnet Is Placed with Its North Pole Pointing