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Verified answer
Dik :• ∆x = 2,4 cm - 2 cm
→ ∆x = 0,4 cm
→ ∆x = 0,004 m
• K = 50 N/m
Ep =___________?
Jawab :
Ep pegas = ½. K. ∆x²
Ep pegas = ½. 50.0,004²
Ep pegas = 25.0,000016
Ep pegas = 0,0004 J.