{"schema_version":"ocme-site-results-v1","locale":"zh-Hant","page_type":"derivations","facts":{"questions":36000,"reviewed":36000,"display_candidates":0,"knowledge":302,"guides":299,"paths":59,"batches":360,"families":1441,"atlas":302,"core":80,"evidence":9,"formal_evidence":5,"formal_subjects":4,"lean_files":6,"lean_toolchain":"leanprover/lean4:v4.30.0","question_state":"candidate","english_state":"ai_candidate","question_Lean":"NOT_RUN","canonical_truth_promotion":false},"filters":{"q":"mko-dimensional-analysis"},"kind":"guides","total":1,"pages":1,"page":1,"entries":[{"id":"derivation-mko-dimensional-analysis-01","title":{"zh-Hant":"量綱分析：以指數向量核對 ½mv²=mgh 並排除 v=2gh","en":"Dimensional analysis: checking ½mv²=mgh with exponent vectors and ruling out v=2gh"},"summary":{"zh-Hant":"以基本量綱 L、M、T 的整數指數向量 d(Q)=(a,b,c)：算出速度、加速度與兩種能量式的量綱；判定 ½mv²=mgh 量綱一致、v=2gh 不一致且無法以純數常數修正、v²=4gh 量綱一致卻在等加速度模型中錯誤；判定 m+v 不能相加；由 E=C·m^α v^β 解出 α=1、β=2；並說明量綱相同不代表單位換算因子相同。","en":"With integer exponent vectors d(Q)=(a,b,c) over the base dimensions L, M, T: compute the dimensions of speed, acceleration and two energy expressions; decide that ½mv²=mgh is dimensionally consistent, that v=2gh is not and cannot be repaired by a pure-number constant, and that v²=4gh is consistent but wrong in the constant-acceleration model; decide that m+v cannot be added; solve E=C·m^α v^β for α=1 and β=2; and explain that equal dimensions do not mean equal unit conversion factors."},"mko_ids":["mko-dimensional-analysis"]}],"title":"概念推導導讀"}