Question

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10th Physics
Magnetic Effect of Electric Current
How is magnetic field strength expressed in terms of Force?
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Answer 1

Answer:

here

Explanation:

If we divide both sides of this expression by l, we find that the magnetic force per unit length of wire in a uniform field is Fl=IBsinθ F l = I B sin ⁡ . The direction of this force is given by RHR-1, with the thumb in the direction of the current I