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2887279 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | {
"correct_letter": "D",
"correct_formula": "y = h + x·tanθ - g·x² / (2·v_0²·cos²θ)",
"annotation": "Environment: g=9.81, F_drag=!=0\nGround: e=0.5\nBaseball: d = 0.07, e = 0.55, h = 1.07, v_0 = 1.68",
"choices": [
"F = G·m_1·m_2 / r²",
"a_n = v² / ρ",
"t_flight = 2·v_0·sin²θ / g",
"y = h + x·tanθ - g·x² / (2·v_0²·cos²θ)"
],
"correct_index": 3,
"physics_type": "Projectile",
"seed": "Projectile|Gravity/Projectile/13",
"is_realworld": true,
"dropped_wrong_formulas": [
"F_drag = (1/2)·C_d·ρ·A·v² (A = π·(d/2)²)"
]
}
|