A car starts from rest after 5 seconds and it accelerates uniformly for 10 second's before attaining a speed of20ms-1
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Initial velocity = 0 ms⁻¹
Final Velocity = 20 ms⁻¹
Time = 10 seconds
Acceleration = Final - Initial Velocity/Time
= 20 - 0/10
=2 ms⁻²
Acceleration = 2 ms⁻²
TOTAL TIME TAKEN = 5 + 10 = 15 seconds
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