Question:
A wire loop PQRSP formed by joining two semicircular wires of radii R1, and R2 carries a current I as shown in figure below. The magnitude of magnetic induction at centre C is
A wire loop PQRSP formed by joining two semicircular wires of radii R1, and R2 carries a current I as shown in figure below. The magnitude of magnetic induction at centre C is
Updated On: Sep 15, 2024
- \((\frac{μ_)}{4})I[\frac{1}{R_2}-\frac{1}{R_1}]\)
- \((\frac{μ_)}{4})I[\frac{1}{R_1}-\frac{1}{R_2}]\)
- \(μ_0I[\frac{1}{R_2}-\frac{1}{R_1}]\)
- \(μ_0I(\frac{1}{R_1})\)
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The Correct Option is B
Solution and Explanation
The correct option is (B) : \((\frac{μ_)}{4})I[\frac{1}{R_1}-\frac{1}{R_2}]\)
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