Biology, asked by sitirahima21, 11 months ago

pengendara sepeda motor mempercepat laju kendaraan dari 36 km/jam menjadi 108km/jam dalam waktu 5 sekon. apabila massa sepeda motor dan pengemudi sebesar 280kg,gaya mesin untuk mempercepat laju kendaraan sebesar...
A.1.050N
B.1.120 N
C.1.500 N
D.2.800 N

Answers

Answered by belleange1605
0

Answer:

A

Explanation:

Answered by rekhaddn5
3

vo = 36 km/jam = 10 m/s

vt = 108 km/jam = 30 m/s

t = 5s

m = 280 kg

F = ?

jawab :

vt = vo + at

30 = 10 + 5a

20 = 5a

a =4m/s²

F = mxa

F = 280 x 4

F = 1120 N

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