In a square loop PQRS made with a wire of cross section current I entres from point P and leaves from point S The magnitude of

Question

In a square loop PQRS made with a wire of cross section current I entres from point P and leaves from point S The magnitude of magnetic field induction at the centre O of the square is a R 1402 21 4T 2 O 0 4 21 4 a O Ho Ho 2 21 4 a O Zero P S H Marks 4 1

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