Answer:
1. 450.8 J
2. 39,200 J
Explanation:
PE = mgh
m - mass (kg)
g - gravity (m/s^2)
h - height (m)
1. 23kg x 9.8 m/s^2 x 2m = 450.8 J
2. 400kg x 9.8 m/s^2 x 10m = 39,200 J
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Verified answer
Answer:
1. 450.8 J
2. 39,200 J
Explanation:
PE = mgh
m - mass (kg)
g - gravity (m/s^2)
h - height (m)
1. 23kg x 9.8 m/s^2 x 2m = 450.8 J
2. 400kg x 9.8 m/s^2 x 10m = 39,200 J