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1 Jawaban
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1. Jawaban KMB8799
W = e × i × t / 96500
12,7 = (63,5/2) × 9,65 × t / 96500
12,7 = 31,75 × 9,65 × t /96500
t = 12,7 × 96500 / 31,75 × 9,65
= 4000 detik