Question

Tolong dibantu yaaa

Answer 1

K=800N/m
m=0,5kg
v=10m/s
Δx=?

Eawal=Eakhir
1/2 m v² = 1/2 k Δx²
m v² = k Δx²
0,5 x 10² = 800 Δx²
50/800 = Δx²
1/16 = Δx²
Δx=√1/16
Δx=1/4 m = 0,25m= 25cm

jadi pegas akan tertekan sejauh  25cm