Flashcards
Radar
Flashcards do conjunto (13)
- 1Radar surface angular measurements are normally made in a clockwise direction from what position?True North
- 2The line from the Radar set directly to the object is referred to as the what?Line of Sight
- 3The angle measured clockwise from true north in the horizontal plane is called the what?True Bearing
- 4What is the speed of light?186,000 statute miles per second
- 5The Navy uses NAUTICAL MILES to calculate distances; 186,000 statute miles is approximately _____________ nautical miles.162,000 nautical miles
- 6What is the distance of a statute mile?5,280
- 7What is the distance of a nautical mile?6,080 ft.
- 8Radar timing is usually expressed in microseconds. Radiated energy from a radar set travels @ approx how many feet per microsecond?984 feet per microsecond
- 9How much time does it take for radar energy to travel one nautical mile?6.18 microseconds
- 10What is a radar mile?12.36 microseconds
- 11The 2 most important times in minimum range are what?pulse width and recovery time
- 12The ____________ of the pulse determines what maximum range the pulse can travel to a target and still return a usable echo.peak power
- 13The frequency of the rf energy in the pulse radiated by a radar is referred to as the _____________ of the radar system.CARRIER FREQUENCY
Informações
- Descrição
- FlashCards sobre Radar, criado por Alec Goenner em 21-04-2015.
- Criado por
- Alec Goenner · abr 2015
- Atualizado
- 5 mai 2016
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