Physics, 24.09.2019 06:30 tdupre14

Berat kereta a adalah 600 kg da
seberat 800 kg yang bergerak de
kereta b bergerak ke hadapan a
kereta a selepas perlanggaran.
ovo kg yang bergerak dengan halaju 20 m/s dalam ara
bergerak ke hadapan dengan halaju 30 m/s selepas pela
gan halaju 40 m/s bersama kereta b
is dalam arah yang sama. jika
selepas pelanggaran kira halaju

Answers: 2

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Berat kereta a adalah 600 kg da
seberat 800 kg yang bergerak de
kereta b bergerak ke hadap...