carelee67051
25.09.2019 •
Physics
Why do objects appear to be bent when partially submerged under water?
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Ответ:
Ответ:
55 N
Explanation:
Assuming no potential energy changes.
The work applied increases the kinetic energy.
Fd = ½mv²
F = mv²/2d = 0.145(39²) / (2(2.0)) = 55.13625 ≈ 55 N