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267523e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 | {
"correct_letter": "D",
"correct_formula": "(1/2)·m·v_0² + m·g·R·(1-cosθ_start) = (1/2)·m·v² + m·g·R·(1-cosθ)",
"annotation": "Environment: g=-9.81, F_drag=0.0\nGround: mu_s=0.7, mu_k=0.6\nTireSphere: d = 1.0, e = 0.6, theta_start = 0°, v_0 = 4.0\nTrack_0: R = 2.0, e = 0.3, theta_min = 0°, theta_max = 360°, mu_s = 0.0, mu_k = 0.0",
"choices": [
"a_c = v²·cosθ / (R·sinθ)",
"PV = nRT",
"F = (3/4)·E*·√(R·d³)",
"(1/2)·m·v_0² + m·g·R·(1-cosθ_start) = (1/2)·m·v² + m·g·R·(1-cosθ)"
],
"correct_index": 3,
"physics_type": "Circular",
"seed": "Circular|benchmark/circular/0"
} |