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Anvisha [2.4K]
3 years ago
13

A skateboarder starting from rest accelerates down a ramp at 2 m/s for 2 s. What is the final speed of the skateboarder?

Physics
1 answer:
AlekseyPX3 years ago
8 0

Answer: 4m/s

Explanation:

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A track star runs a 100m race in 12s what is the velocity of the runner?
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8.33 m/s

Explanation:

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If you put 3.27 moles of an ideal
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Answer:

1.65 atm

Explanation:

Applying,

PV = nRT....................... Equation 1

Where P = Pressure, V = Volume, n = number of moles, R = malar gas constant, T = Temperature.

Make P the subject of the equation

P = nRT/V..................... Equation 2

From the question,

Given: n = 3.27 moles, V = 50.0 L, T = 35 °C = (273+35) = 308K

Constant: R = 0.082L.atm/K.mol

Substitute these values into equation 2

P = 3.27(0.082)(308)/(50)

P = 1.65 atm

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3 years ago
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Plz answer this very soon
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Answer:

Im gonna say it is answer A:) Hope this helps!

Explanation:

6 0
3 years ago
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A football player threw a ball upward at an angle or 24 degrees with the horizontal with A velocity of 18 m/s. What are the vert
svet-max [94.6K]

Answer:

V_y = 16.44\ m/s

V_y = 7.32\ m/s<em />

Explanation:

Given

\theta = 24

Velocity\ (V) = 18m/s

Required

Determine the vertical and horizontal components

The vertical (Vy) and horizontal (Vx) components is calculated as thus:

V_x = Vcos\theta

V_y = Vsin\theta

Calculating Vertical Components:

V_y = Vsin\theta

V_y = 18 * sin24

V_y = 18 * 0.40673664307

V_y = 7.32125957526

V_y = 7.32\ m/s<em> --- Approximated</em>

Calculating Horizontal Components:

V_x = Vcos\theta

V_x = 18 * cos24

V_x = 18 * 0.91354545764

V_x = 16.4438182375

V_x = 16.44\ m/s <em>--- Approximated</em>

4 0
3 years ago
Practicing soccer skills works most muscles groups.<br><br> True Or False
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Answer:

True

Explanation:

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3 years ago
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