File size: 412 Bytes
d44886d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | {
"correct_letter": "B",
"correct_formula": "ΣM_ext = 0",
"annotation": "Environment: g=9.81, F_drag=!=0",
"choices": [
"v = f·λ",
"ΣM_ext = 0",
"ΣF_ext = m·g·tan(α_eq)",
"G = m·g"
],
"correct_index": 1,
"physics_type": "AtRest",
"seed": "AtRest|NewtonsFirstLaw/AtRest/2",
"is_realworld": true,
"dropped_wrong_formulas": [
"F_drag = (1/2)·C_d·ρ·A·v²"
]
}
|