A car starting from rest is accelerated at the rate of 0.4 m/s2
. Find the distance covered by the
car in 20 seconds.
a. 79m
b. 80m
c. 81m
d. 82m
Answers
Answered by
0
Answer.....
80 m............
Answered by
0
Explanation:
initial velocity u is zero
time is 20 sec
a is 0.4m/ s2
S = ut + half a tsquare
S = 0 + HALF × 0.4 × 20 × 20
- hence. 400× 0.4/2
- 160/2
- 80m
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