Question

Yang bisa nomer 9 bantu

Answer 1

Usaha

m = 1,5 kg
g = 10 m/s^2
0 = 30°..--> sin 0 = 1/2
S = 5 m..--> h = 2,5 m

W = mg sin 0 S
W = (1,5)(10)(1/2)(5)
W = 37,5 J

atau

W = mgh
W = (1,5)(10)(2,5)
W = 37,5 J

Ok ?