Jawaban:
momen gaya = F1.r1 +F2.r2+ F3.r3+ F4.r4
= 5×0 - 7sin53 × 2 - 15sin30 × 4 + 7×4
= 0 - 56/5 -30+28
=-66/5
momen gaya 66/5 berlawanan arah jarum jam
maaf bila keliru
semoga membantu
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Jawaban:
momen gaya = F1.r1 +F2.r2+ F3.r3+ F4.r4
= 5×0 - 7sin53 × 2 - 15sin30 × 4 + 7×4
= 0 - 56/5 -30+28
=-66/5
momen gaya 66/5 berlawanan arah jarum jam
maaf bila keliru
semoga membantu