Download Aptitude Crack
img not found img not found

Communication Systems

Q1:

A remote control for TV uses

A LED in receiver and photodiode in transmitter

B LED in transmitter and photodiode in receiver

C LED in both transmitter and receiver

D Photodiode in both transmitter and receiver

ANS:B - LED in transmitter and photodiode in receiver

Infrared LED transmits the pulse. At receiver photo diode converts infrared signals into electrical signals.



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.