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Makovka662 [10]
3 years ago
9

Assuming there are no accidents or delays, the distance that a car travels down the interstate

Physics
1 answer:
Ganezh [65]3 years ago
7 0

Explanation:

The distance that a car travels down the interstate  can be calculated with the following formula:

Distance = Speed x Time

(A) Speed of the car, v = 70 miles per hour = 31.29 m/s

Time, d = 6 hours = 21600 s

Distance = Speed x Time

D = 31.29 m/s × 21600 s

D = 675864 meters

or

D=6.75\times 10^5\ m

(b) Time, d = 10 hours = 36000 s

Distance = Speed x Time

D = 31.29 m/s × 36000 s

D = 1126440 meters

or

D=1.12\times 10^6\ m

(c) Time, d = 15 hours = 54000 s

Distance = Speed x Time

D = 31.29 m/s × 54000 s

D = 1689660 meters

or

D=1.68\times 10^6\ m

Hence, this is the required solution.

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Answer:

Correct answer: t = 2.86 seconds

Explanation:

We first use this formula

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where V is the final velocity (speed), V₀ the initial velocity (speed),

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We will calculate the acceleration from this formula

a = (V² - V₀²) / (2 d) = (2.5² - 1²) / (2 · 5) = (6.25 - 1) / 10 = 5.25 / 10

a = 0.525 m/s²

then we use this formula

V = V₀ + a t  => t = (V - V₀) / a = (2.5 - 1) / 0.525 = 1.5 / 0.525 = 2.86 seconds

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6 0
3 years ago
Jane has a mass of 55 kg and his body covers 700 nails with a surface area of 1.00 mm,
Oksana_A [137]

We have,

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Let's calculate force as we already have area;

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And if should would be on a 1 nail only,

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  • P = 539/1 × 1000000
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nignag [31]

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B. posititvely charged particles

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8 0
3 years ago
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How to solve this step by step
victus00 [196]
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