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rodikova [14]
3 years ago
15

A little boy pushes a wagon with his dog in it. The mass of the dog and wagon together is 48kg. The wagon accelerates at 0.8 m/s

2. What force is the boy pulling with?
Physics
1 answer:
Alchen [17]3 years ago
3 0

Answer:

Force Applied=Mass x Acceleration

Force Applied= 45kg x 0.85m/s^2

Force Applied= 38.250N

Explanation:

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Answer:

133.8 N

Explanation:

Recall that the acceleration of gravity in Neptune is estimated as 11.15 m/s^2

Therefore, the weight of the dog on this planet would be:

Weight = mass x acceleration of gravity = 12 kg x 11.15 m/s^2 = 133.8 N

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3 years ago
The amp is the unit for _________.
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B.) <span>The amp is the unit for "Current"

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Since the coefficient of friction is less than 1, what does that mean about the normal force and the force of friction?
ludmilkaskok [199]

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there is friction between the two things

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3 years ago
How do two sublevels of the same principal energy level differ from each other
Colt1911 [192]

Each energy sublevel corresponds to an orbital of a different shape.

Explanation:

Two sublevels of the same principal energy level differs from each other if the sublevels corrresponds to an orbital of a different shape.

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Take for example, Carbon:

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7 0
4 years ago
A 0.050 kg bullet strikes a 5.0 kg wooden block with a velocity of 909 m/s and embeds itself in the block which fies off its sta
serg [7]

Answer:

The final velocity of the bullet is 9 m/s.

Explanation:

We have,

Mass of a bullet is, m = 0.05 kg

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Initial speed of bullet, v = 909 m/s

The bullet embeds itself in the block which flies off its stand. Let V is the final velocity of the bullet. The this case, momentum of the system remains conserved. So,

mv=(m+M)V\\\\V=\dfrac{mv}{m+M}\\\\V=\dfrac{0.05\times 909}{0.050+5}\\\\V=9\ m/s

So, the final velocity of the bullet is 9 m/s.

5 0
3 years ago
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