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sweet-ann [11.9K]
2 years ago
10

The mass of two balls is .80 kg each and they are separated by a distance of 0.25

Mathematics
1 answer:
tia_tia [17]2 years ago
6 0

Answer:

F=6.83\times 10^{-10}\ N

Step-by-step explanation:

Given that,

The masses of two balls = 0.8 kg

The distance between masses = 0.25 m

We need to find the gravitational force between the two balls. The formula for the gravitational force is given by :

F=G\dfrac{m_1m_2}{r^2}\\\\F=6.67\times 10^{-11}\times \dfrac{0.8^2}{(0.25)^2}\\\\F=6.83\times 10^{-10}\ N

So, the force between the balls is equal to 6.83\times 10^{-10}\ N.

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kvasek [131]

Answer:

Both Jeff and Lori are wrong.

Step-by-step explanation:

3 -  \frac{(4 \times 3)^{2} }{2}  + (1 \times 6)

3 - \frac{12^{2}}{2}  + 6

3 -  \frac{144}{2}  + 6

3 - 72 + 6

- 72 + 9

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-63 is the final answer

8 0
3 years ago
PLEASE HELP WILL MARK BRAINLIEST!!!!
Lyrx [107]

Answer:

y = -5x + 20

Step-by-step explanation:

Lets start with the first given values for x and y

(2,10)

Lets try out the first equation

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y = 5(2) + 4

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y = 5x + 20

y = 5(2) + 20

y = 30

This equation doesn't work either

y = -5x + 20

y = -5(2) + 20

y = -10 + 20

y = 10

This would be the correct equation since your y value is 10 when the x value is 2

5 0
2 years ago
Read 2 more answers
Hey guys!!!1! I just joined this class and I’m super-duper excited!!!! Comment your favorite color!!!!!
motikmotik

Answer:

hunter green

Step-by-step explanation:

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2 years ago
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A square fits exactly inside a circle with each of its vertices being on the circumference of the circle.
swat32

Answer:

The side of the square is 5.971 cm

Step-by-step explanation:

If the square fits the circle exactly, then its diagonal is equal to the diameter of the circle. Since the side of the square has a length of x cm, then it's diagonal have the length of x\sqrt2 cm. Using the circle's area we can find the diagonal of the square, as shown below:

area = \pi*r^2\\56 = pi*r^2\\r^2 = \frac{56}{\pi}\\r = \sqrt{\frac{56}{\pi}}\\r = 4.222

Since the diameter of the circle is the same as the diagonal of the square, then:

x\sqrt{2} = 2*r \\x = \frac{2*r}{\sqrt{2}}\\x = \frac{2*4.222}{\sqrt{2}}\\x = 5.971

The side of the square is 5.971 cm

8 0
3 years ago
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Write the function for the following chart,
timurjin [86]
Dy/dx=1/2, 1/2, 1/2 etc

So this is a linear equation of the form y=mx+b where m=dy/dx=1/2 so

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0=7/2 +b

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y=(x-7)/2
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2 years ago
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