Question
General Knowledge Question on Physics
Which one of the following waves/rays are used in common T.V. Remote control ?
A
Radio waves
B
Laser
C
Infrared
D
Ultrasonic
Answer
Infrared
Explanation
Solution
The Correct Option is (C):Infrared
Which one of the following waves/rays are used in common T.V. Remote control ?
Radio waves
Laser
Infrared
Ultrasonic
Infrared
The Correct Option is (C):Infrared