GATE_AE_2027_MOCK_05_Q10 GATE 2027 Aerospace Engineering All-India Master Mock 05 (High-Yield Comprehensive Grand Finale) NAT · 2 Marks
General Aptitude • Analytical & Spatial Aptitude • Arithmetic & Numerical Estimation

A radar dish detects an inbound target at distance d = 100 km at an elevation angle of 30 degrees above the horizon. What is the target's altitude in kilometers above the radar horizon? (Ignore Earth curvature).

Answer Key:
50

Step-by-Step Verified Solution

### Solution: Altitude h = d * sin(30 deg) = 100 * 0.5 = 50 km. Correct: 50.
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