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ycow [4]
3 years ago
7

Exercice 2: Un remorqueur tire un bateau à la vitesse de 10 noeuds. La tension du câble est de 2500N, Le câble est parallèle à l

a trajectoire. Calculer la puissance correspondante. (Une vitesse moyenne de 1 noeud correspond à un parcours de 1 mille marin, soit 1852 m, en 1 heure. D'où : 1 noeud = 1,852 km/h = 0,514 m.S")
Mathematics
1 answer:
Elza [17]3 years ago
5 0

Répondre:

1 285 watts

Explication étape par étape:

La puissance est exprimée selon la formule;

power = travail effectué / temps

Puissance = Force * (distance / temps)

Depuis Vitesse = distance / temps

Puissance = Force * vitesse

Donné

Force = 2500N

Vitesse (en m / s) = 0,514 m / s

Obligatoire

Puissance

Remplacez la formule donnée;

Puissance = 2500 * 0,514

Puissance = 1,285Watts

Par conséquent, la puissance correspondante requise est de 1285 watts

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Ivahew [28]

Answer:

16 and 21/44  or 725/44

Step-by-step explanation:

convert 6 and 1/4 into an improper fraction; 25/4

convert 2 and 7/11 into an improper fraction; 29/11

multiply them together. \frac{25}{4} × \frac{29}{11}

you can do 25 × 29 to get  725

you can also do 4 × 11 to get 44.

725/44 simplifies to 16 and 21/44.

3 0
3 years ago
What is a stem and leaf plot? How is it used and how exactly do i solve one? (an example would be great)
Ludmilka [50]

A stem and leaf plot is a table where each of the data is divided into two parts. The stem, that is the first digit and the leaf is the last digits. Let's say that we have the following set of data.

10,\text{ 12, 25, 28, 29, 35, 38, 40, 44}

If we want to make a stem and leaf plot of that data, we first write a column where we place the first digit of each number without repetition, like this:

\begin{gathered} 1 \\ 2 \\ 3 \\ 4 \end{gathered}

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8 0
1 year ago
carly has a piece of yarn that is 7.2 yards long. she needs to cut the yarn into pieces of fridge that each measur 0.3 yard long
SVEN [57.7K]
24 times evenly
7.2 / 3
4 0
3 years ago
600 or 600 decreased by 20% and then increased by 20% of the result? Which amount is larger and by how much
ohaa [14]

Answer:

The initial value of 600 is larger and larger by 24.

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Anarel [89]

Answer:

The answer is 457

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3 0
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