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Which of the following is a type of dual reflector?
45. Which of the following is a type of dual reflector?
- Gregorian Antenna
- Cassegrain Antenna
- Lobster Back Antenna
- All of the above
Answer: A) All of the above
Explanation:
Dual-reflector antennas are antenna systems with two reflector surfaces that shape and focus electromagnetic waves. There are two types of reflectors in this system: primary and secondary. A primary reflector collects and directs waves toward a secondary reflector.