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  • Calculating Time to Cover Distance with Constant Acceleration - Physics Problem
    Here's how to solve this problem using the equations of motion:

    Understanding the Problem

    * Initial velocity (u): 0 m/s (starts from rest)

    * Acceleration (a): 5 m/s²

    * Distance (s): 160 m

    * Time (t): We need to find this.

    Equation of Motion

    We can use the following equation:

    * s = ut + (1/2)at²

    Solving for Time

    1. Substitute the values:

    160 = (0)(t) + (1/2)(5)(t²)

    2. Simplify:

    160 = (2.5)t²

    3. Solve for t²:

    t² = 160 / 2.5 = 64

    4. Find t:

    t = √64 = 8 seconds

    Answer: The car takes 8 seconds to cover the first 160 meters.

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