Physics

Physics

Problem

A planetary lander of mass 1.2×103 kg1.2\times10^{3}\,\text{kg} must accelerate horizontally at 2.0 m/s22.0\,\text{m/s}^2 while maintaining constant altitude on a world where g=9.8 m/s2g = 9.8\,\text{m/s}^2. Its single engine can tilt so that the thrust vector makes an angle θ\theta above the horizontal. Ignoring air resistance, calculate the minimum thrust magnitude the engine must produce to achieve this maneuver.

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