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NSEJS · Magnetic Effects of Current · Quiz

Magnetic Effects of Current — quick quiz

5 NSEJS-pattern questions on Magnetic Effects of Current. Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 5

Medium

A circular coil of 20 turns and radius 10 cm carries a current of 5 A. Another identical coil carries a current of 10 A. What is the ratio of the magnetic field at the center of the first coil to that of the second coil?