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Verified answer
Diketahuim = 2 kg
x = 0,02 m
Ditanya
Ep =__?
Jawab
g = 10 m/s²
maka
W = m . g = 10. 2 = 20 kg
Maka, cari dahulu konstanta pegas maka
k = W / x
k = 20 / 0,02
K = 1.000 N
maka
Ep = 1/2 k. x²
Ep = 1/2. 1.000. 0,02²
Ep = 1/2. 1.000. 0,0004
Ep = 1/2. 0,4
Ep = 0,2 J