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kow [346]
3 years ago
9

If an object travels at a constant speed in a circular path, the acceleration of the object is:

Physics
1 answer:
Vilka [71]3 years ago
6 0

Answer:

1- The acceleration of the object is larger in magnitude the smaller the radius of the circle.

Explanation:

The acceleration of an object in a circular path is

a = \frac{v^2}{r}

As can be seen from the equation, if the radius of the circle is decreases, the magnitude of the acceleration increases.

As for the direction of the acceleration, it is always towards the center, and it is always perpendicular to the direction of the velocity.

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<span>To relate or measure the by the quantity of something, not against the quantity</span>
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How do you know there is current in a circuit?
Ksivusya [100]

if there is not a reaction


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3 years ago
If a proton and an electron are released when they are 6.50×10⁻¹⁰ m apart (typical atomic distances), find the initial accelerat
Cerrena [4.2K]

Answer:

(a) Acceleration of electron= 5.993×10²⁰ m/s²

(b) Acceleration of proton= 3.264×10¹⁷ m/s²

Explanation:

Given Data

distance r= 6.50×10⁻¹⁰ m

Mass of electron Me=9.109×10⁻³¹ kg

Mass of proton Mp=1.673×10⁻²⁷ kg

Charge of electron qe= -e = -1.602×10⁻¹⁹C

Charge of electron qp= e = 1.602×10⁻¹⁹C

To find

(a) Acceleration of electron

(b) Acceleration of proton

Solution

Since the charges are opposite the Coulomb Force is attractive

So

F=\frac{1}{4(\pi)Eo }\frac{|qp*qe|}{r^{2} }\\   F=(8.988*10^{9}Nm^{2}/C^{2})*\frac{(1.602*10^{-19})^{2}  }{(6.50*10^{-10} )^{2}  } \\F=5.46*10^{-10}N

From Newtons Second Law of motion

F=ma

a=F/m

For (a) Acceleration of electron

a=F/Me\\a=(5.46*10^{-10} )/9.109*10^{-31}\\ a=5.993*10^{20}m/s^{2}

For(b) Acceleration of proton

a=F/Mp\\a=(5.46*10^{-10} )/1.673*10^{-27} \\a=3.264*10^{17}m/s^{2}

3 0
3 years ago
9. A child standing on a bus remains still when the bus is at rest. When the bus moves forward and then slows down, the child co
marin [14]
I think the answer is C
3 0
4 years ago
What happen when you take off your clothes very quickly​
BARSIC [14]

Answer:

Nothing

Explain

Nothing happenes when you take off your cloths quickly.

Scientificly nothing really happnes.

4 0
3 years ago
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