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1.The force on a 0.3 C charge, at the origin of an xy plane, if there...

1.The force on a 0.3 C charge, at the origin of an xy plane, if there is a -0.4 C charge at position (2, 2) is equal to the vector ( [a] MN, [b] MN).

2.The force on a 0.3 C charge at the origin of an xy plane if there is a -0.4 C charge at position (2, 2) and a 0.7 C charge at position (0, 1.2) is equal to the vector ( [a] MN, [b] MN).

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