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Electric Bulb and Its Working

A long straig...

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A long straight wire carries a cutrent of 35A .what is the magnitude of the field B at a point 20cm from the wire?

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A long straight wire carries a current of 35 A. What is the magnitude of the field B at a point 20 cm from the wire?

Q. A long straight wire carries a current of

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. The magnitude of intensity of magnetic induction at a point

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Q. If a long straight wire carries a current of 40 A, then the magnitude of the field B at a point 15 cm away from the wire is:

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Q. A long straight wire carrying current of

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