Q. What does Omega and Decca have in common?

View solution

Q. Loran-C is a line of sight navigational system.

View solution

Q. Which of the following is not true with respect to Loran-C?

View solution

Q. What is the minimum number of transmitter stations required for a Loran system?

View solution

Q. Which technique, in Loran, allows the use of single transmitter station in two chains?

View solution

Q. What is the pulse frequency used in Loran?

View solution

Q. _____ is defined as the portion of pules after 65 μsec?

View solution

Q. The short term propagation effects caused by local weather changes are called as ______________

View solution

Q. What is the process of ensuring that the receiver works on ground waves?

View solution

Q. Which of the following is not a function of the monitoring facility in Omega systems?

View solution

Q. Which of the following is false with respect to Omega systems?

View solution

Q. Which of the following techniques reduces the diurnal variation but does little effect on the phase behaviour of signal of equal path length over different environments?

View solution

Q. What is the region in which Omega signals are confined according to VLF wave guide model known as?

View solution

Q. What is used to indicate that a baseline is not usable?

View solution

Q. Which mode of Loran-C requires a minimum of 3 transmitters with iterative computation to obtain a fix?

View solution

Q. Which of the following is false about Direct ranging in Loran-C?

View solution

Q. Which of the following advantages does the differential Loran-C provide?

View solution

Q. Which of the following methods breaks the signal into finite segments to find the ASF?

View solution

Q. What is the number of systems used for redundancy in a transmitting station?

View solution

Q. Which of the following derives all the signals needed by the transmitter from the timer?

View solution