GATE_AE_2027_MOCK_04_Q19 GATE 2027 Aerospace Engineering All-India Master Mock 04 (Aerospace Structures, Thin-Walled Beams & Aeroelasticity) NAT · 1 Mark
Aerodynamics & Fluid Mechanics • Compressible Flow & Shocks • 1D Isentropic Compressible Flow

In a supersonic air stream with Mach number M = 2.0, what is the Mach angle \mu in degrees? (Take arcsin(0.5) in degrees).

Answer Key:
30

Step-by-Step Verified Solution

### Solution: \mu = arcsin(1/M) = arcsin(1/2.0) = arcsin(0.5) = 30 degrees. Correct: 30.
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