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lord [1]
2 years ago
6

What noncontact forces act on an object that are balanced

Physics
1 answer:
Firlakuza [10]2 years ago
3 0

Answer:

I can give you a list of noncontact forces off of my head, if that is what you need.

Explanation:

First, gravity. It acts everywhere and pulls down every object that is in the air towards the ground, unless they have an equal and opposite force that counters it.

Second, wind. I don't think this will count because wind is a physical thing, but it can be used in the same way as we did with gravity. If the force counteracting it is larger, equal, and opposite of the force it is countering, then it will move forward, through the wind.

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How do you put 0.0015kg in scientific notation
Anna11 [10]
0.0015 kg would be 1.5*10^-2 kg in scientific notation


4 0
3 years ago
An electron enters a region of space containing a uniform 0.0000193-T magnetic field. Its speed is 121 m/s and it enters perpend
Mandarinka [93]

Answer

Given,

Magnetic field, B = 0.0000193 T

speed, v = 121 m/s

mass of electron, m = 9.11 x 10⁻³¹ Kg

charge of electron, q = 1.6 x 10⁻¹⁹ C

radius of the electron path, r = ?

r = \dfrac{mv}{qB}

r = \dfrac{9.31\times 10^{-31}\times 121}{1.6\times 10^{-19}\times 0.0000193}

r = 3.64 x 10⁻⁵ m

We know frequency is inverse of time period

d = v t

2 \pi r = v \times t

t = \dfrac{2 \pi r}{v}

t = \dfrac{2 \pi \times 3.64\times 10^{-5}}{121}

t = 1.889 x 10⁻⁶ s.

now, frequency

f = \dfrac{1}{t}

f = \dfrac{1}{1.889\times 10^{-6}}

f = 529380\ Hz

3 0
3 years ago
*NEED ANSWER QUICKLY!*
umka21 [38]
You would have to put the number together
8 0
2 years ago
What must a scientist do in order to develop a testable hypothesis?
pashok25 [27]

Answer:

Explanation:

Ask a question that can be answered by making observations.

3 0
3 years ago
Read 2 more answers
Which statement describes the magnetic field inside a bar magnet?
kakasveta [241]

The statement that describes the magnetic field inside a bar magnet is as follows: it points from north to south.

<h3>What is a bar magnet?</h3>

A bar magnet is a permanent magnet of rectangular shape.

A magnet generally possess a magnetic field, which is a condition in the space around a magnet which there is a detectable magnetic force and the presence of two magnetic poles.

A bar magnet like every other magnet possesses a magnetic field that points from the north pole to the south pole.

Learn more about magnets at: brainly.com/question/13026686

#SPJ1

5 0
2 years ago
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