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Projectile motion describes the parabolic path of an object launched into the air and subject only to gravity (ignoring air resistance). Key equations relate launch speed, angle, maximum height, horizontal range, and time of flight.
Hướng dẫn từng bước
- 1Horizontal: x = v₀ × cos(θ) × t (constant velocity)
- 2Vertical: y = v₀ × sin(θ) × t − ½ × g × t²
- 3Max height: H = (v₀ × sin(θ))² / (2g)
- 4Range (flat ground): R = v₀² × sin(2θ) / g · max at θ=45°
Ví dụ có lời giải
đầu vào
Launch 20 m/s at 30°
Kết quả
Range: 35.3m · Max height: 5.1m · Flight time: 2.04s
20²×sin60°/9.81=35.3m
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