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valkas [14]
3 years ago
5

I need help plz and thank you this is due

Physics
2 answers:
xeze [42]3 years ago
3 0

Answer:

Grow up man, this is completely based on your curriculum, we would need your book to answer, and this has to be done by you.

snow_tiger [21]3 years ago
3 0
I can’t see what ur asking but thanks for the points
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Answer:

1.6 J

Explanation:

Work = change in energy

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(0.8 N) (2 m) = KE

KE = 1.6 J

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3 years ago
a watermelon is balanced by a dog, a pumpkin, a flowerpot, and a baseball as shown below. Is the weight of the watermelon equal
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A very long uniform line of charge has charge per unit length λ1 = 4.68 μC/m and lies along the x-axis. A second long uniform li
Kitty [74]

Answer:

E_{net} = 6.44 \times 10^5 N/C

Explanation:

As we know that electric field due to infinite line charge distribution at some distance from it is given as

E = \frac{2k \lambda}{r}

now we need to find the electric field at mid point of two wires

So here we need to add the field due to two wires as they are oppositely charged

Now we will have

E_{net} = \frac{2k\lambda_1}{r} + \frac{2k\lambda_2}{r}

now plug in all data

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\lambda_2 = 2.48 \mu C/m

r = 0.200 m

now we have

E_{net} = \frac{2k}{r}(4.68 + 2.48)

E_{net} = \frac{2(9\times 10^9)}{0.200}(7.16 \times 10^{-6})

E_{net} = 6.44 \times 10^5 N/C

8 0
3 years ago
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3 years ago
If a pedestrian walked 900 meters forward and 300 meters back
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B

Explanation:

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3 years ago
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