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posledela
3 years ago
7

Someone PLEASE help

Mathematics
1 answer:
Oliga [24]3 years ago
4 0

Answer:

a

Step-by-step explanation:

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What is the repulsive force between two pith balls that are 13.0 cm apart and have equal charges of −24.0 nC?
daser333 [38]

Answer:

The repulsive force is 3.067\times10^{-4}N.

Step-by-step explanation:

Consider the provided information.

The coulomb's law to calculate the repulsive force: F=\frac{kQ_1Q_2}{r^2}

Where the value of k is 9.00×10⁹ Nm²/C²

Substitute the respective values in the above formula.

F=\frac{9\times10^9\frac{N\cdot m^2}{c^2} \times(-24\times10^{-9}C)^2}{[(13 cm)(\frac{1m}{100cm} )]^2}

F=\frac{9\times10^9\frac{N\cdot m^2}{c^2} \times(-24\times10^{-9}C)^2}{(0.13 m)^2}

F\approx0.0003067N

F=3.067\times10^{-4}N

Hence, the repulsive force is 3.067\times10^{-4}N.

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3 years ago
Which inequality is a true statement?
Shtirlitz [24]
None, the only correct answer is...

-2 > -12

... in negative integers, the smaller the magnitude the bigger it is.
8 0
4 years ago
Solve each proportion, round to one decimal place.<br> 4/9=x/20
guapka [62]

In order to solve a proportion you need to cross multiply, so you would do:

4x20 and 9xX and you would get...

9x=80

then divide by nine to get

x=8.8888888889

which is technically 8.9

3 0
4 years ago
Examine the following typical corporate bond listing:
RoseWind [281]

Answer:

d. 1/8% higher; $1018.75

Step-by-step explanation:

edge21'

good luck, i hope this helps :)

4 0
3 years ago
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if it took her 14 hours to make a 30-inch scarf, we can assume it will take her to double that time to make a 60-inch scarf. 28 hours is double of 14, if she only knits one hour every day it will take her 4 weeks, 28 days is equal to exactly 4 weeks 28/7=4 weeks

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2 years ago
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