A small 2.05 g plastic ball that has a charge q = 1.95 C is suspended by a string that has a length L = 1.00 m in a uniform electric field, as shown in the figure. If the ball is in equilibrium when the string makes a 0 = 9.80° angle with the vertical, what is the electric field strength E? N/C E =

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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.