A uniform electrical charge is sent to the print drum in a laser printer by the
A) Density control blade and developing roller
B) Primary corona and primary control grid
C) Transfer corona and registration rollers
D) Transfer roller and fuser roller

Question

Quizplus · Accepted Answer

The primary corona and primary control grid in a laser printer work together to transfer a uniform electrical charge to the print drum. The primary corona charges the drum with a negative charge, while the primary grid modulates the charge to ensure uniformity.

A Uniform Electrical Charge Is Sent to the Print Drum