Question

A 'rectifier' is an electronic device used to convert _________.

• A. AC to DC
• B. DC to AC
• C. step-down to step-up
• D. step-up to step-down

Answer 1

Answer:

A. AC to DC

• A rectifier is a device that converts an alternating current into a direct current.

• A p-n junction can be used as a rectifier because it permits current in one direction only

• EXPLANATION: A rectifier is an electrical device that converts alternating current (AC), which periodically reverses direction, to direct current (DC), which flows in only one direction.