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Alright, Thanks.

This is it... "A metallic roller called the developing roller inside an EP cartridge acquires a – 600VDC charge (called a bias voltage) from the HVPS. The toner sticks to this roller because there is a magnet located inside the roller and because of the electrostatic charges between the toner...

Hi, Pls I'd like to find out if 2 electrical charges (same charge but different voltages) would attract or repel. For example -600VDC and -100VDC. I've always thought like charges repel and unlike charges attract. But I'm reading up on something that says the above would attract and become...