March 2019 0 26 Report
Gaya sebesar 70N mendorong balok bermassa 10 kg dari dasar sampai puncak bidang miring jika percepatan gravitasi g = 10 m/s2 besarnya usaha agar balok sampai di puncak adalah...

A. 300 j
B.350 j
C.400 j
D.3500 j

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