Agroup of students put a ford focus in neutral and push the car with 500 n of force to the right, causing the car to travel a distance of 10 meters. how much work did the students do on the car?

A6.0-μf air-filled capacitor is connected across a 100-v voltage source. after the source fully charges the capacitor, the capacitor is immersed in transformer oil (of dielectric constant 4.5). how much additional charge flows from the voltage source, which remained connected during the process?