terrasami2330
01.11.2020 •
Physics
Where is Jesus located, I would like to pay him a visit ;)
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Ответ:
Jesus is in everyone's heart...
Just try to find him..:D
Ответ:
the height of the hill is 8.622 m.
Explanation:
Given;
mass of the cart, m = 90 kg
speed of the cart at the base, v = 13 m/s
Let the height of the hill = h
Apply the principle of conservation of energy, to determine the height of the hill.
¹/₂mv² = mgh
¹/₂v² = gh
Therefore, the height of the hill is 8.622 m.