tolong bantu jawab ya temann
Jawaban:
k1 dan k2 paralel
k = k1 + k2 = 200 + 400 = 600
k dan k3 diseri
1/ks = 1/600 + 1/200 = 1/600 + 3/600 =4/600
ks =600/4 = 150
Ep = ½ k x²
W = mg
m = 75 g = 0,075 kg
W = 0,075 x 10 = 0,75 N
F = kx
F = W
0,75 = 150 x
x = 0,005 m
Ep = ½ x 150 x 0,005² = 0,001875 J
Penjelasan:
