challenggirl
11.12.2020 •
Physics
The planet Gamma has 333 times the gravitational field strength and 222 times the radius of Earth. How does the mass of the planet Gamma compare with the mass of Earth?
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Ответ:
40 J
Explanation:
Work = change in energy
W = 1/2 k (Δx)²
First we need to find the value of k.
F = kΔx
10 N = k (0.04 m)
k = 250 N/m
Solving for work
W = (250 N/m) (0.40 m)²
W = 40 J