Physics

Problem

## Questions 27-28 Starting from rest, a vehicle accelerates on a straight level road at the rate of

4.0 \mathrm{~m} / \mathrm{s} 2

for 5.0 s . 27 What is the speed of the vehicle at the end of this time interval? (A)

1.3 \mathrm{~m} / \mathrm{s}

(B)

10 \mathrm{~m} / \mathrm{s}

(C)

20 \mathrm{~m} / \mathrm{s}

(D)

80 \mathrm{~m} / \mathrm{s}

(E)

100 \mathrm{~m} / \mathrm{s}

(A)

1.3 \mathrm{~m} / \mathrm{s}

(B)

10 \mathrm{~m} / \mathrm{s}

(C)

20 \mathrm{~m} / \mathrm{s}

(D)

80 \mathrm{~m} / \mathrm{s}

(E)

100 \mathrm{~m} / \mathrm{s}