Frequency Spectrum Quiz

Which frequency range is used for communication with submarines and electric trains?

• Ultra-Low Frequency (ULF)

• Extremely Low Frequency (ELF)

• Super High Frequency (SHF)

• Very High Frequency (VHF)

What is the frequency range of Super Low Frequency (SLF)?

• 3Hz–30Hz

• 30Hz–300Hz

• 30KHz–300KHz

• 300MHz–3GHz

Which application is associated with Medium Frequency (MF)?

• AM longwave broadcasting

• FM broadcasts

• AM (medium-wave) broadcasts

• Submarine communication

The wavelength range for Very High Frequency (VHF) is:

• 1,000–100km

• 100–10m

• 10–1m

• 1–0.1mm

Which band is used for experimental medical imaging and terahertz communications?

• Extremely High Frequency (EHF)

• Ultra-High Frequency (UHF)

• Tremendously High Frequency (THF)

• Super High Frequency (SHF)

Which frequency band is used for RFID, amateur radio, and avalanche beacons?

• High Frequency (HF)

• Very Low Frequency (VLF)

• Medium Frequency (MF)

• Super High Frequency (SHF)

What is the wavelength range for Ultra-Low Frequency (ULF)?

• 10,000–1,000km

• 1,000–100km

• 10–1m

• 1–0.1mm

Which band is commonly used for television broadcasts and Bluetooth?

• Extremely High Frequency (EHF)

• Ultra-High Frequency (UHF)

• Super Low Frequency (SLF)

• High Frequency (HF)

Which frequency band is primarily used for radio astronomy and directed-energy weapons?

• Extremely High Frequency (EHF)

• Very High Frequency (VHF)

• Super High Frequency (SHF)

• Tremendously High Frequency (THF)

Shortwave broadcasts and over-the-horizon radar are applications of which frequency band?

• High Frequency (HF)

• Low Frequency (LF)

• Medium Frequency (MF)

• Ultra-High Frequency (UHF)