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ចំនុចរូបធាតុមួយចរពាក់កណ្តាលដំបូងនៃចម្ងាយចររបស់វាដោយល្បឿនប, = 2 m/s ហើយកំណាត់ផ្លូវ ដែលនៅសល់ វាចរដោយល្បឿន I = 3 m/s ដោយប្រើពាក់កណ្តាលដំបូងនៃរយៈពេលសរុបលើកំណាត់ផ្លូវ និងពាក់កណ្តាលចុងក្រោយដោយល្បឿន 4 = 5 m/s
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ចំនុចរូបធាតុមួយចរពាក់កណ្តាលដំបូងនៃចម្ងាយចររបស់វាដោយល្បឿនប, = 2 m/s ហើយកំណាត់ផ្លូវ

ដែលនៅសល់ វាចរដោយល្បឿន I = 3 m/s ដោយប្រើពាក់កណ្តាលដំបូងនៃរយៈពេលសរុបលើកំណាត់ផ្លូវ
និងពាក់កណ្តាលចុងក្រោយដោយល្បឿន 4 = 5 m/s ។
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User Swingfuture
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User Basaltanglia
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