A Radar Pulse Returns 9

question 42

Multiple Choice

A radar pulse returns 9.0 × 10^-4 s after it was sent out and reflected by an object. What is the separation distance of the radar source and the object?

• A) 2.7 × 10⁵ m
• B) 1.4 × 10⁵ m
• C) 7.4 × 10^-4 m
• D) 3.7 × 10^-4 m

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