The Magnetic Field of a Long Straight Wire First Name Last Name 25 Prelab 1. Sta

Question

The Magnetic Field of a Long Straight Wire First Name Last Name 25 Prelab 1. State the right-hand rule that relates the direction of the B feld near a long straight wire to the direction of the current in the wire. 2. The direction of current is defined to be the direction in which the (a) positive, (b) negative charges would flow. field near a long straight wire to the 3. State the equation that relates the magnitude of the current I in the wire and the distance r from the wire. 2018 The Magnetic Field of a Long Struight Wire73

Explanation / Answer

(1) The right-hand rule states that if the thumb of the right-hand points in the direction of the current, the curling of your fingers gives the direction of the magnetic field.

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