Based on the provided chemical and physical properties of the unknown substance. (a) machinery lubricant. b) heat insulator in a home. c) internal combustion engine fuel. d) electrical conductor in a computer circuit.

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?