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Oxford, Air Navigation
Radio Propagation Theory: DGCA Air Navigation questions
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Question 1 of 5
The process which causes the reduction in signal strength as range from a transmitter increases is known as:
Question 2 of 5
Which of the following will give the greatest surface wave range?
Question 3 of 5
It is intended to increase the range of a VHF transmitter from 50 NM to 100 NM. This will be achieved by increasing the power output by a factor of:
Question 4 of 5
The maximum range an aircraft at 2500 ft can communicate with a VHF station at 196 ft is:
Question 5 of 5
What is the minimum height for an aircraft at a range of 200 NM to be detected by a radar at 1700 ft AMSL?
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