How do you hard wire chandelier with a plug?

Use a UL approved grounding adapter for this, it has either a fork terminal that goes over the wall plate's screw, or an actual pigtail that must be attached to a good ground.

Black wire to brass colored terminal. White wire to silver colored terminal and bare wire to green terminal.

You cannot wire a 4 wire dryer plug into a 3 wire outlet for mobile home use - (US NEC) - you must carry all four conductors all the way back to the distribution panel. In a hard wired house...

There is only one conductor in a spark plug wire, it isn't wire though, usually the center is a highly conductive substance like nickel alloy surrounded by silicone insulator. Each spark plug will...

Three wire Dryer was 230 volts , black and red plus ground, four wire will be 230 volts red and black, neutral white and green ground.