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Ad libitum [116K]
3 years ago
8

Equilibrium is when all forces on an object are balanced true or false?

Physics
1 answer:
saul85 [17]3 years ago
8 0

Answer:

True

Explanation:

It's the state of balance between them, hope this helps!

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Which scientist and atomic model are correctly matched
Novosadov [1.4K]

Answer:

Rutherford and atomic model are correctly matched.

7 0
3 years ago
A 40 kg boy on a skateboard throws a 2 kg ball at 20 m/s to the left. How fast did the boy move to the right on his skateboard?
sergey [27]
According to my examination I have confirmed that I do NOT repeat do NOT know this .
4 0
3 years ago
A sound wave has a frequency of 247 hz and a wavelength of 1.4 m. what is the speed of the sound wave in air?
Pavel [41]
Speed = wavelength * Frequency 
s = 247 /s * 1.4 m
s = 345.8 m/s

In short, Your Answer would be 345.8 m/s

Hope this helps!
7 0
3 years ago
Two long, straight wires are parallel and 16 cm apart. One carries a current of 2.9 A, the other a current of 5.7 A. (a) If the
Mnenie [13.5K]

Explanation:

Given that,

Distance between two long wires, d = 16 cm = 0.16 m

Current in one wire, I_1=2.9\ A

Current in wire 2, I_2=5.7\ A    

The magnetic force per unit length of one wire on the other is given by the following expression as :

\dfrac{F}{l}=\dfrac{\mu_o I_1I_2}{2\pi d}

\dfrac{F}{l}=\dfrac{4\pi \times 10^{-7}\times 2.9\times 5.7}{2\pi \times 0.16}

\dfrac{F}{l}=2.06\times 10^{-5}\ N/m

The current is flowing in opposite direction, the magnetic force acting on it is repulsive. Hence, this is the required solution.

5 0
3 years ago
The earth’s orbit is oval in shape . Explain how the magnitude of gravitational force between earth and sun changes as earth mov
aleksandr82 [10.1K]

Answer:

The gravitational force does change believe it or not, but the explaination for this is because the earths orbit is an oval (or a not circle) the closer it nears its self to the sun. the suns gravitational pull, pulls the earth to it bringing it closer and as it reaches the other side lets call this L when it reaches L it becomes the same gravitational pull reset as P is and another section over the sun lets call this M and when it reaches M its the same pull as Q, you get it now?

3 0
3 years ago
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