Question: Ernie pulls his wool sweater over his head, which charges his body as the sweater rubs against his cotton shirt. What is the electric field

Ernie pulls his wool sweater over his head, which charges his body as the sweater rubs against his cotton shirt. What is the electric field at a location where a 1.6x10-¹9 C piece of lint experiences a force of 3.2x10-9 N as it floats near Ernie?

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