State ampere''s force law as applied to current elements

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Reference no: EM131317719

1. State Ampere's force law as applied to current elements.

2. Why is it not necessary for Newton's third law to hold for current elements?

3. What is the permeability of free space? What are its units?

4. Describe the magnetic field due to a current element.

Reference no: EM131317719

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