Birds resting on high-voltage power lines are

a common sight. A certain copper power line

carries a current of 130 A, and its resistance

per unit length is 15.1 × 10−5

/m.

If a bird is standing on this line with its feet

12 cm apart, what is the potential difference

across the bird’s feet?

a common sight. A certain copper power line

carries a current of 130 A, and its resistance

per unit length is 15.1 × 10−5

/m.

If a bird is standing on this line with its feet

12 cm apart, what is the potential difference

across the bird’s feet?

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