RC0107 · Practice Quiz 2 — Points to Ponder
8 questions · 0 multiple choice · 8 written · ASA-120 Radar — Lesson 1.7 Points to Ponder. Eight free-response questions distilling Lesson 1 (How Radar Works): target properties, antenna/beam geometry, key controls, ranging, cursor, display modes (Head-up / North-up / Course-up), and major radar specifications.
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Q1
What are the properties of a radar target that will lead to a bright sharp image? HINT: Think in terms of distance off, texture, size, and aspect.
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Q2
What is the relationship between antenna width and radar beam width?
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Q3
Explain the difference between Brilliance and Gain controls.
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Q4
List three ways to measure the range to a radar target with their merits.
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Q5
List three uses of the cursor on a radar screen.
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Q6
Explain the differences between Head-up and North-up display modes.
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Q7
Explain the difference between North-up and Course up display modes.
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Q8
List three major specifications of a radar system. HINT: Think in terms of resolving two targets near each other, seeing targets at a distance, and seeing weaker targets. What specs enhance these functions?
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