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joja [24]
3 years ago
10

PLEASE HELP WITH THIS QUESTION. ​

Physics
1 answer:
Sophie [7]3 years ago
6 0

Answer:

#2 and #3 respectively

Explanation:

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A projectile is launched at ground level with an initial speed of 50.0 m/s at an angle of 30.0° above the horizontal. it strike
Anni [7]
<span>x = 129.9 m y = 30.9 m First, let's calculate the horizontal and vertical velocities involved h = 50.0cos(30) = 43.30127 m/s v = 50.0sin(30) = 25 m/s The horizontal distance is simply the horizontal velocity multiplied by the time, so 43.30127 m/s * 3 s = 129.9 m So the horizontal distance traveled is 129.9 m, so x = 129.9 m The vertical distance needs to take into account gravity which provides an acceleration of -9.8 m/s^2, so we get d = 25 m/s * 3s - 0.5*9.8 m/s^2 * (3 s)^2 d = 75 m - 4.9 m/s^2 * 9 s^2 d = 75 m - 44.1 m d = 30.9 m So the vertical distance traveled is 30.9 m, so y = 30.9 m</span>
8 0
3 years ago
What is the charge on an object that experiences a force of 5 Newtons in an electric field of 50 Newtons per coulomb?
andrew-mc [135]

Answer:

Explanation:

F = qE

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q is the test charge

E is the electrical field produced by the source charge

5=q(50)\\q=1*10^-^1Coulombs

6 0
3 years ago
What makes a planet different from other celestial bodies?.
Serggg [28]

Answer:

It's more habitable.

Explanation:

The atmosphere, calculated to equations, are a lot more pulled down.

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Classical mechanics is an extremely well tested model. Hundreds of years worth of experiments, as well as most feats of engineer
djyliett [7]

Answer:

The Answer is 0.019998c

Explanation:

Please see the attached Picture for the answer.

7 0
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