Technician A says that a diode is an electrical one-way check valve with no moving parts. Technician B says that a transistor is an electronic switch with no moving parts. Who is correct?
A) Technician A only
B) Technician B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Both statements are correct. A diode indeed acts as a one-way check valve for electricity, allowing current to flow in one direction but not the other, and it has no moving parts. A transistor functions as an electronic switch or amplifier and also has no moving parts.

Technician a Says That a Diode Is an Electrical One-Way