Multiple Choice
As shown in the figure,two solenoids are side by side.The switch S is initially open.When S is suddenly closed,the direction of the induced current through the resistor R is
A) from a to b.
B) from b to a.
C) No current is induced.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q65: A bar magnet is pushed through a
Q66: A bar magnet is oriented above a
Q67: A conducting rod whose length is ℓ
Q68: The secondary coil of an ideal neon
Q69: A circular coil of 20 turns and
Q71: As shown in the figure,one end of
Q72: As shown in the figure,a straight wire
Q73: The wire in the figure carries a
Q74: A resistor and an inductor are connected
Q75: A flux of 4.0 × 10<sup>-5</sup> T