A car starts from rest and accelerates uniformly in a straight line at for . What is the total displacement covered during this interval?
Answer and explanation
Correct answer: D.
- Step 1: State the kinematic equation for displacement under uniform acceleration: .
- Step 2: Substitute the given parameters (, , ): .
- Step 3: Calculate: .
Answer
.
Why not the others: '' incorrectly computes using or forgetting the factor of with . and do not fit.
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