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Q. What frequency range is used for micro-wave communications, satellite and radar?
  • (A) Extremely high frequency : 30,000 MHz
  • (B) Super high frequency : 3000 MHz to 30000 MHz
  • (C) Medium frequency : 300 kHz to 3 MHz
  • (D) Low frequency : 30 KHz to 300 kHz
✅ Correct Answer: (A) Extremely high frequency : 30,000 MHz

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