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NikAS [45]
3 years ago
9

A 2 kg ball is lifted 5 meters above the ground. How much gravitational potential energy does it have

Physics
2 answers:
olga2289 [7]3 years ago
6 0
The answer is 98N hope it helps
harina [27]3 years ago
3 0
It is either 98 J or 98 N let me check..
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3 years ago
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4 years ago
A rope of total mass m hnd length L is suspended vertically with an object of mass M suspended from the lower end. Find an expre
pantera1 [17]

Answer:

Part a)

v = \sqrt{xg + \frac{MLg}{m}}

Part b)

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Explanation:

Part a)

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T = \frac{m}{L}xg + Mg

so the speed of the wave at that position is given as

v = \sqrt{\frac{T}{\mu}}

here we know that

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now we have

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v = \sqrt{xg + \frac{MLg}{m}}

Part b)

time taken by the wave to reach the top is given as

t = \int \frac{dx}{\sqrt{xg + \frac{MLg}{m}}}

t = \frac{1}{g}(2\sqrt{xg + \frac{MLg}{m}})

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3 years ago
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