✨ Best Answer ✨
cos60°=1/2 より
mgL = 1/2•mv² + 1/2•mgL
↔︎ 1/2•mv² = 1/2•mgL
↔︎ v² = gL
よって v = √gL
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✨ Best Answer ✨
cos60°=1/2 より
mgL = 1/2•mv² + 1/2•mgL
↔︎ 1/2•mv² = 1/2•mgL
↔︎ v² = gL
よって v = √gL
Users viewing this question
are also looking at these questions 😉
