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INRAT Instrument Rating · Question

When flying an IFR flight, what is the maximum permissible indicated airspeed below 10,000 feet ASL in Class C airspace, unless otherwise authorized?

In Canadian Class C airspace below 10,000 feet ASL, the maximum permissible indicated airspeed is 250 knots, unless specific authorization is received. This is

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Question: When flying an IFR flight, what is the maximum permissible indicated airspeed below 10,000 feet ASL in Class C airspace, unless otherwise authorized?

Answer options:

  • 200 knots ✅ 250 knots
  • 280 knots
  • 300 knots

Correct answer: 250 knots

Explanation: In Canadian Class C airspace below 10,000 feet ASL, the maximum permissible indicated airspeed is 250 knots, unless specific authorization is received. This is a standard regulatory speed limit.

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