payshencec21
21.09.2020 •
Physics
A car, with gazelle stickers on it, accelerated uniformly from rest until it reached its final velocity of 10.0 m/s to the right. It traveled 30 m while accelerating.
For full credit you must show your work in the text box. You must include the equations before substituting in numbers and the equations after substituting in numbers.
(a) What was the acceleration of the car?
(b) How long did it take the car to reach its final velocity?
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Ответ:
0.26seconds
Explanation:
Impulse is the product of force and time
Impulse =Force * Time
Given
Impulse = 67Ns
Force = 257N
Required
Time
From the formula;
Time = Impulse/Force
Time = 67/257
Time = 0.26s
Hence the amount of time is 0.26seconds