Two coils, 1 and 2, with iron cores are positioned as shown in the figure. batte

Question

Two coils, 1 and 2, with iron cores are positioned as shown in the figure. battery and a switch. Coil 1 is part of a circuit with a Coll 2 Coll 1 A. 9. ately after the switch S is closed, which one of the following statements is true? A) An induced current will flow from right to left in R. B) An induced current will flow from left to right in r. C) A magnetic field that points toward B appears inside coil 1. D) An induced magnetic field that points toward B appears inside coil 2. E) A current will pass through r, but there will be no current through R. Page 5

Explanation / Answer

When switch is closed, an induced emf is produced in the opposite direction to that of the source.

Here, induced emf current from right to left in R.

Option (A)

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