here are four particles at position 1 to 4. The particles have charges q1 = -q3 = 230nC a 2 = -q4 = 130nC, and distance a = 6.3cm. What is the magnitude of the net electrostatic >rce on particle 1? D a F = 3 Useful Formula: 1 9192 4περ r1 921 α- α· = a 4 N ΣΣ j=1k#j X 1 qjt 4πεο Yji

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.