Unit 4 Instrument

Question 0

35. When is an IFR flight plan required

When less than VFR conditions exist in either class E, or class G airspace and in class a airspace.

In all class E airspace when conditions are below VFR in class A airspace and in defense zone airspace

In class E airspace when IMC exists or in class A airspace

Answer 0

In class E airspace when IMC existS or in class A airspace

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Question 1

2. The pilot in command of a civil aircraft must have an instrument rating only when operating

Under IFR in positive control airspace

Under IFR, in weather conditions less then the minimum for VFR flight or in class A airspace.

In weather conditions less than the minimum prescribed for VFR flight.

Answer 1

Under IFR in weather conditions less than the minimum for VFR flight or in class A airspace.

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Question 2

41. What in-flight visibility and distance from clouds is required for a flight at 8500 feet MSL above 1200 feet AGL in class G airspace in the VFR conditions during daylight hours.

1 mile visibility 1000 feet above 2000 feet horizontally 500 feet below

3 miles visibility 1000 feet above 2000 feet horizontally 500 feet below

5 miles visibility 1000 feet above 1 mile horizontally 1000 feet below

Answer 2

1 mile visibility 1000 feet above 2000 feet horizontally 500 feet below.

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Question 3

What minimum weather conditions must be forecast for your ETA at an alternate airport that has only a VOR approach with standard alternate minimums for the airport to be listed as an alternate on the IFR flight plan.

800 foot ceiling and 1 statute mile visibility

800 foot ceiling and 2 statute mile visibility

1000 foot ceiling and visibility to allow descent from minimum en route altitude and (MEA) approach, and landing under basic VFR.

Answer 3

800 foot ceiling 2 statute miles visibility

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Question 4

67. Prior to which operation must and IFR flightplan be filed and an appropriate ATC clearance recieved

Flying by reference to instruments in controlled airspace

Entering controlled airspace when IMC exists

Take off when IFR weather conditions exist

Answer 4

Entering controlled airspace when IMC exist.

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