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Clearnote
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Senior High
Physics
此題怎解⋯⋯謝謝🫠
Physics
Senior High
8 monthsago
讀書總是三分鐘熱度 但也想讀好
此題怎解⋯⋯謝謝🫠
馬上練習4 0000 王君搭乘熱氣球在廣闊無風的平原上空觀賞風景,熱氣球以等速度5.0公尺/秒鉛直上 升時,王君不小心使相機從離地高度為100公尺處離手而成為自由落體,若不計空氣阻 力並取重力加速度為10公尺/秒,則相機著地前瞬間的速度量值約為多少公尺/秒? (A)55 (B)45 (C)35 (D)25 (E)150图: 3 0+ migh = + my² + mgh = = myto 109學測,答對率 57%
Answers
uvxyz
8 monthsago
大概這樣解,以h=V0t-1/2gt²算
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