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SVEN [57.7K]
3 years ago
14

Can anyone help me with the two questions that is shown?

Physics
1 answer:
Gnom [1K]3 years ago
6 0

Answer:I can't see the question

Explanation:so i dont konw

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An 80.0-kg object is falling and experiences a drag force due to air resistance. The magnitude of this drag force depends on its
FromTheMoon [43]

Answer:

The terminal speed of this object is 12.6 m/s

Explanation:

It is given that,

Mass of the object, m = 80 kg

The magnitude of drag force is,

F_{drag}=12v+4v^2

The terminal speed of an object is attained when the gravitational force is balanced by the gravitational force.

F_{drag}=mg

12v+4v^2=80\times 9.8

4v^2+12v=784

On solving the above quadratic equation, we get two values of v as :

v = 12.58 m/s

v = -15.58 m/s (not possible)

So, the terminal speed of this object is 12.6 m/s. Hence, this is the required solution.

6 0
3 years ago
The density of a solid material depends on two things .Name those two things
Amiraneli [1.4K]
Mass of an individual atoms or molecules
5 0
3 years ago
Read 2 more answers
How can you remember meiosis 1 and meiosis 2
Marianna [84]

Answer:

Once you know the differences between meiosis 1 and 2, you will remember it easier.

Explanation:

Meiosis 1 starts with 1 diploid cell Meiosis 2 starts with 2 haploid cells,

each with a homologous pair

Meiosis 1 results in 2 daughter cells Meiosis 2 results in 4

7 0
3 years ago
PLEASE HELP!!!!I IM GIVING BRAINLIEST!! If you answer this correctly ill answer some of your questions you have posted! (30pts)
maksim [4K]

<em>Kinetic Energy</em>

=><em><u>It is defined as the work needed to accelerate a body of a given mass from rest to its stated velocity.</u></em>

<em>Potential</em><em> </em><em>Energy</em><em> </em>

<u><em>=</em><em>></em><em>potential energy is the energy held by </em></u><em><u>an</u></em>

<em><u> object because of its position relative to </u></em><em><u>other</u></em>

<em><u> objects, stresses within itself, its </u></em><em><u>electric</u></em>

<em><u> charge, or other factors.</u></em>

<h2>Difference:</h2>

=>Potential energy is a <u>stored</u> energy on the other hand kinetic energy is the energy of an object or a system's particle in <em><u>Motion</u></em>.

6 0
3 years ago
Which describes the position on a horizontal number line
Savatey [412]

Answer:

It is formed by a horizontal number line, called the x-axis, and a vertical number line, called the y-axis.

Explanation:

3 0
3 years ago
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