Question 4 - Physics CBSE Class 12 Sample Paper for 2023 Boards - Solution - Solutions to CBSE Sample Paper - Physics Class 12

Last updated at Dec. 13, 2024 by Teachoo

Two concentric and coplanar circular loops P and Q have their radii in the ratio 2:3. Loop Q carries a current 9 A in the anticlockwise direction. For the magnetic field to be zero at the common centre, loop P must carry

3A in clockwise direction
9A in clockwise direction
6 A in anti-clockwise direction
6 A in the clockwise direction.

Answer:

(iv) 6A in the clockwise direction

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