Fibre Optics Quiz

What is the core material used in most optical fibers for transmitting light signals?

• Copper

• Glass

• Plastic

• Aluminium

What is the principle behind total internal reflection in fiber optics?

• Refraction

• Reflection

• Absorption

• Scattering

Which of the following is a common application of fibre optics?

• Electric heating

• Data transmission

• Cooking

• Car engine optimization

What is the main advantage of using fibre optics for data transmission over traditional copper wires?

• Higher cost

• Lower bandwidth

• Immunity to electromagnetic interference

• Limited data speed

What is the function of the cladding layer in an optical fibre?

• To reflect light back into the core

• To protect the core from physical damage

• To enhance signal strength

• To generate light signals

In fiber optics, what is the term for the bending of light as it passes from one medium to another?

• Diffraction

• Reflection

• Refraction

• Dispersion

What type of signals do fiber optics primarily transmit?

• Electrical signals

• Radio signals

• Light signals

• Magnetic signals

What is the unit of measurement for data transmission rate in fibre optics?

• Hertz (Hz)

• Bits per second (bps)

• Volts (V)

• Ohms (Ω)

What is the purpose of a mode in fibre optics?

• To regulate the intensity of light

• To define the path of light within the fibre

• To measure the temperature of the fibre

• To amplify the light signal

Which of the following factors can limit the maximum distance for reliable data transmission in fiber optics?

• Cladding thickness

• Core material

• Wavelength of light

• Signal frequency