Q. Which of the following is false with respect to Earth centered inertial coordinate system?

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Q. Which coordinate system is used in satellite based radio navigation?

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Q. Geocentric spherical coordinates are used for short range dead reckoning navigation.

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Q. What is the technique of calculating position from measurements of velocity called?

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Q. The angle of arrival, relative to the airframe, of a radio signal from an external transmitter is called _________

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Q. ________ related ranging errors to the dispersion in measured position?

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Q. What is TDOP?

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Q. Received radio energy is a function of the area of the receiving antenna.

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Q. The ratio of terminating impedance to the power density of the incident wave is called as?

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Q. The factor by which a receiver fails to reach the theoretical internal noise limit is known as ________

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Q. What is the maximum limit on the frequency that can be used for ground wave communication?

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Q. What type of polarization is used for ground waves?

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Q. Why can we not use sky waves for navigation?

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Q. Ground waves are not adversely affected by which of the following factors?

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Q. The propagation velocity is not constant in ground waves.

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Q. The effect of signal simultaneously taking different paths to reach the receiver is called as _______

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Q. ______ is the error in determining position relative to an earth referenced coordinate system?

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Q. The method in which the user’s receiver and the reference station are assumed not to be synchronized in time is called as _______

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Q. Which type of direction finders takes bearings on airborne transmitters and advice the aircraft of its bearing from the ground station?

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Q. Which of the following is not true with respect to airborne direction finder?

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