Technician A says the phototransistor uses the application of light to generate carriers to supply the base leg current. Technician B says photoelectric sensors use light-sensitive elements to detect rotation. Who is correct?
A) Technician A only
B) Technician B only
C) Both Technician A and B
D) Neither Technician A nor B

Question

Technician A says the phototransistor uses the application of light to generate  carriers to supply the base leg current. Technician B says photoelectric sensors use light-sensitive elements to detect rotation. Who is correct?
A) Technician A only
B) Technician B only
C) Both Technician A and B
D) Neither Technician A nor B

Quizplus · Accepted Answer

The Answer is C

Technician a Says the Phototransistor Uses the Application of Light