An object of mass 0.61 kg is initially at rest. When a force acts on it for 2.9 ms it acquires a speed of 12.0 m/s. Find the magnitude (in N) of the average force acting on the object during the 2.9 ms time interval. (Enter a number.) _____N

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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.