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trasher [3.6K]
3 years ago
6

Please help me with these answers

Physics
1 answer:
koban [17]3 years ago
6 0

Answer:

question 1 is centripetal acceleration question 2 is 4

Explanation:

centripetal acceleration basically is acceleration that only changes velocity but not speed, while for question 2, you divide 10 by 2.5

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What is the average velocity in m/y of a tectonic plate that has traveled 9000 km to the south in 60 million years
alexandr402 [8]

9,000,000 ÷ 60,000,000 = 0.15m/y

5 0
3 years ago
If this standing wave is 48.8 meters long from end to end, what is the wavelength?
Mrrafil [7]

The wavelength of a standing wave is 8.13 m.

<h3>What is a wavelength?</h3>

The distance between two successive troughs or crests is known as the wavelength. The peak of the wave is the highest point, while the trough is the lowest.

The wavelength is also defined as the distance between two locations in a wave that have the same oscillation phase.

The given data in the problem is;

String length(L)= 48.8 metere

Wavelength(λ)=?

The length of the wave having n nodes is found as;

L=nλ

Substitute the given value;

48.8 = 6λ

λ= 8.13 m

Hence, the wavelength of a standing wave is 8.13 m.

To learn more about the wavelength, refer to the link;

brainly.com/question/7143261

#SPJ1

6 0
2 years ago
Please help quick please
Ede4ka [16]
I can’t see the picture what do you need help with
3 0
3 years ago
Puede ser la suma de dos vectores de distinta magnitud igual a 0
True [87]

Answer:

Falso. Se requiere de dos vectores de igual magnitud pero antiparalelos entre sí.

Explanation:

Un vector es un elemento caracterizado por tener magnitud y dirección, sea \vec v \in \mathbb{R} un vector tal que la resultante sea \vec O (vector nulo). Por Álgebra de los Reales se sabe que todo vector tiene su inverso, es decir, que existe un vector -\vec v tal que:

\vec v + (-\vec v) = \vec O

(v_{x}, v_{y}) + [-(v_{x},v_{y})] = (0,0)

(v_{x}-v_{x}, v_{y}-v_{y}) = (0, 0)

Esto significa, que el siguiente sistema de ecuaciones debe satisfacerse:

v_{x}-v_{x} = 0

v_{y}-v_{y} = 0

Se requiere de dos vectores de igual magnitud pero antiparalelos entre sí. En consecuencia, la anterior afirmación es falsa.

7 0
3 years ago
Part A
Blababa [14]

Answer:

The wavelength decreases as the electron speeds up. The wavelength increases as the electron slows down.

Explanation:

5 0
3 years ago
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