A 0.60-kg metal sphere oscillates at the end of a vertical spring. As the spring stretches from 0.12 to 0.23 m (relative to its unstrained length), the speed of the sphere decreases from 5.70 to 4.80 m/s. What is the spring constant of the spring?
iClicker What is an electric flux through spheres of radii r1 and r2 e e A :Φ 1 − , Φ2= 0 0 e B :Φ = − e , Φ =0 1 0 2 r2 -e e C :Φ 10 , Φ = 2 r1 0 e D :Φ 10 , Φ = 2 0 E :Φ = e , Φ = − e 1 0 2 0 1 iClicker What is an electric flux through spheres of radii r1 and r2 e e A :Φ 1 − , Φ2= 0 0 e B :Φ = − e , Φ =0 1 0 2