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A Square Loop of Wire,20 Cm Long on Each Side

Question 22

Multiple Choice

A square loop of wire,20 cm long on each side carries a current of 0.3 A.What is the magnetic field in the center of the square loop?


A) 0.5 µT
B) 1.2 µT
C) 1.9 µT
D) 2.3 µT

Correct Answer:

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