A charge of -2.72 μC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.140 m). The charges on the circle are -3.66 μC at the position due north and +5.96 μC at the position due east. What is (a) the magnitude and (b) direction of the net electrostatic force acting on the charge at the center? Specify the direction as an angle relative to due east. -W (a) Number i 5.88 Units N (b) Number i 51 Units Feat

Q: -12 The dimensions of (µo&0)¯*

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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.