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Verified answer
Dik = Wb = 360 N, h = Rdit = W'
jwb = 90 N
Verified answer
W sebanding dgn gg = G.m/r^2
g berbanding terbalik dgn r^2
Maka
W berbanding terbalik dgn r^2
W1 = 360 N
r1 = R
W2 = ?
r2 = R + R = 2R
W2 / W1 = (r1/r2)^2
W2 / W1 = (R/ 2R)^2
W2 / W1 = 1 / 4
W2 = 1/4 . W1
W2 = 1/4 . 360
W2 = 90 Newton