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The maximum acceleration of the car is 20 m/s2.Calculate the time taken for the speed of the car to change from 0 m/s to 28 m/s at itsmaximum acceleration.[3 marks]Time taken = sQuestion 1 continues on the next page

Question

The maximum acceleration of the car is 20 m/s2.Calculate the time taken for the speed of the car to change from 0 m/s to 28 m/s at itsmaximum acceleration.[3 marks]Time taken = sQuestion 1 continues on the next page

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Solution

The time taken for the speed of the car to change from 0 m/s to 28 m/s can be calculated using the formula:

Time = Change in speed / Acceleration

Given: Change in speed = 28 m/s - 0 m/s = 28 m/s Acceleration = 20 m/s²

Substituting the given values into the formula:

Time = 28 m/s / 20 m/s² = 1.4 seconds

So, it will take 1.4 seconds for the speed of the car to change from 0 m/s to 28 m/s at its maximum acceleration.

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