LED In Optical Fiber Quiz

What does LED stand for?

• Light Emitting Diode

• Laser Emitting Diode

• Luminous Electric Device

• Light Emitting Device

What is the purpose of an LED in optical fiber?

• To generate heat

• To transmit sound signals

• To convert light signals into electrical signals

• To convert electrical signals into light signals

How does an LED emit light?

• The electrons release energy in the form of photons

• The LED absorbs light and then emits it

• The LED generates heat which produces light

• The LED reflects light to emit it

What color of light does an LED emit?

• LEDs emit infrared light

• LEDs emit light in a specific color determined by the material used to make the LED.

• LEDs emit ultraviolet light

• LEDs emit white light

Why is an LED used in optical fiber communication?

• To provide cost-effective and suitable light source for short-distance communication.

• To increase the distance of communication

• To make the communication more expensive

• To provide a strong internet connection