... impact v = 11.6 m/s b. KE + GPE =

**SPE**½*10kg*134m²/s² + 10kg*9...538 m); difference likely due to rounding so power =**SPE**/ t = ½*5000N/m*(0.538m)²...3 Answers · Science & Mathematics · 04/12/2020

...1.53 m/s by both kinematics and conservation of energy. b) GPE became

**SPE**: mg(h+x) = ½kx² dropping units for ease (x is...1 Answers · Science & Mathematics · 03/12/2020

...to the weight: z = x - 8m = 2.3 m KE = initial GPE - final GPE -

**SPE**KE = m*g*(12.7+2.3) - ½*[m*g/2.3]*(2.3)² KE...1 Answers · Science & Mathematics · 10/04/2020

...and so the change is -0.813 J C) KE becomes

**SPE**0.902 J = ½kx² = ½ * 50N/m * x²...1 Answers · Science & Mathematics · 27/02/2020

...x = F / k = 2.9N / 57N/m = 0.051 m (e) At that point,

**SPE**= ½ * 57N/m * (0.051m)² = 0.074 J and work ...1 Answers · Science & Mathematics · 30/06/2020