In the Diagram, Assume That All the Magnetic Field Lines

question 47

Multiple Choice

In the diagram, assume that all the magnetic field lines generated by coil 1 pass through coil 2. Coil 1 has 100 turns and coil 2 has 400 turns. Then:

• A) the power supplied to coil 1 is equal to the power delivered by coil 2
• B) the emf around coil 1 will be 1/4 the emf around coil 2
• C) the current in coil 1 will be 1/4 the current in coil 2
• D) the emfs will be the same in the two coils
• E) none of the above

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