What is the force on the 1 nc charge at the bottom. how far, Ask an Expert

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Q. Consider the four charges , in which d = 2 cm, q = 2 nC, the +x-axis points to the right, and the +y-axis points up. What is the force on the 1 nC charge at the bottom? Give your answer in component form, using i and j for and , respectively.

Q. If a car traveling at 52 km/h will skid 24 m when its brakes lock, how far will it skid if it is traveling at 120 km/h when its brakes lock?

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