(Solution) - A meteoroid the size of a truck enters the earth s -(2025 Original AI-Free Solution)

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A meteoroid the size of a truck enters the earth?s atmosphere at a speed of 20.0 km/s and is not significantly slowed before entering the ocean
(a) What is the Mach angle of the shock wave from the meteoroid in the atmosphere? (Use 331 m/s as the sound speed.)
(b) Assuming that the meteoroid survives the impact with the ocean surface, what is the (initial) Mach angle of the shock wave that the meteoroid produces in the water? (Use the wave speed for seawater given in Table 17.1.)