Một bánh xe có đường kính 500mm chạy với vận tốc 36km/h
Tính
a) tốc độ dài, tốc độ góc, gia t...
Mathematics, 26.07.2021 06:10 lea5261
Một bánh xe có đường kính 500mm chạy với vận tốc 36km/h
Tính
a) tốc độ dài, tốc độ góc, gia tốc hướng tâm
b) số vòng quay trong thời gian 1 phút của 1 điểm trên vành bánh xe
Answers: 3
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