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frez [133]
3 years ago
13

An airplane flies with a velocity of 750. kilometers

Physics
2 answers:
ra1l [238]3 years ago
6 0
B. 650 km/h is the correct answer
viktelen [127]3 years ago
5 0

Answer:

650 km/hr

Explanation:

Draw a right triangle from (0.0) (Point A) down 30 degrees and to the right for a length of 750 (Point B).  Then draw a line from B up to the x axis to make a right angle (Point C).  Use the cosine function to find line AC, the vector portion of AB that lies of the x (East) axis.  Cosine(30)= Adjacent/Hypotenuse.

Cos(30) = AC/750

750*(cos(30)) = AC

AC = 649.5 km/hr

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4 years ago
Can I see the work for number 55
OLEGan [10]
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6 0
3 years ago
Covalent bonds form because most atoms seek to have how many electrons in their most outer shell?
suter [353]

Answer: 8

Explanation:

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4 0
4 years ago
HELPPPPP MEEEEE PLEASE I NEED TO SUBMIT IN LESS THAN 10 MINSS
DerKrebs [107]

Answer:

X = 2146.05 m

Explanation:

We need to understand first what is the value we need to calculate here. In this case, we want to know how far from the starting point the package should be released. This is the distance.

We also know that the plane is flying a certain height with an specific speed. And the distance we need to calculate is the distance in X with the following expression:

X = Vt   (1)

However we do not know the time that this distance is covered. This time can be determined because we know the height of the plain. This time is referred to the time of flight. And the time of flight can be calculated with the following expression:

t = √2h/g   (2)

Where g is gravity acceleration which is 9.8 m/s². Replacing the data into the expression we have:

t = √(2*2500)/9.8

t = 22.59 s

Now replacing into (1) we have:

X = 95 * 22.59

<h2>X = 2146.05 m</h2>

This is the distance where the package should be released.

Hope this helps

6 0
3 years ago
WILL GIVE BRAINLIEST
Tom [10]
It has a crystal stucture
3 0
4 years ago
Read 2 more answers
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