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Nady [450]
3 years ago
15

A 20.0 N object is pulled along a horizontal surface at a constant velocity by a 3.0 N force. What is the coefficient of frictio

n?
(Round to 2 significant figures)
Physics
1 answer:
inysia [295]3 years ago
8 0

Answer:

Alosksiejx

Explanation:

wusuvshvfjdjfhfjkdnd xudvfn

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South African frogs are capable of jumping as far as 10.0m in one hop. Suppose one of these frogs makes exactly 15 of these jump
kenny6666 [7]

Average speed = (total distance) / (time to cover the distance)

Total distance = (15 x 10m) = 150 m
Time to cover the distance = 60 s

Average speed = (150m) / (60s) = (150/60) m/s = 2.5 m/s

We have no way to describe the frog's velocity, because we have
no information about the direction of any this activity.

3 0
3 years ago
A test charge of +3 µC is at a point P where the electric field due to the other charges is directed to the right and has a magn
umka2103 [35]

Answer:

Electric field will remain same.

Explanation:

Given that

At initial condition ,charge q = +3μ C

Electric field E = 4106 N/c

As we know that

Electric field due to charge q

E=\dfrac{kq}{r^2}  

Now when charge is replaced by new charge q'= -3μ C

From the expression of electric field we can say that electric field will remain same from same quantity of electric charge.

So we can say that electric field will remain same.

5 0
4 years ago
Jxjsjsjisisjsjsjsjksiwkskisiiwiiwisiiisikwiiisisiskisisisiisksksis
Eduardwww [97]
Maamlqlmemd,slslsejejwkwlpslskmdkwkwowoekejems?
4 0
3 years ago
What are some of the major differences between the ancient Olympics and modern-day Olympics? List and describe at least two diff
umka21 [38]

Answer:

1

The ancient Olympic games only allowed people of Greek descent to participate. The Salt Lake City Olympics featured 2600 athletes from 77 countries. Only a few hundred athletes participated in the ancient games.

#2

Only men were allowed to compete in the ancient Greek games. Athletic training in ancient Greece was part of every free male citizen's education. The first women to compete in the Olympics were Marie Ohnier and Mme. Brohy. They participated in croquet games in the 1900 Olympics.

3 0
3 years ago
How do I answer this:
11111nata11111 [884]

The following are the answers to the question presented:

<span>a. </span>magnitude of the radial acceleration = 1.25m/s² inwardly directed

<span>b. </span>tangential acceleration = 0.400m/s²

<span>c. </span>total acceleration = 72.25 degrees

I am hoping that these answers have satisfied your queries and it will be able to help you in your endeavors, and if you would like, feel free to ask another question.

8 0
3 years ago
Read 2 more answers
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