the velocity of car is given by
v=20+0.5t²
find the
average acceleration during a time travel from t=0 to t=4sec
Answers
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0
Answer:
ANSWER
Given,
v=(2t+3)m/s
The average velocity in interval 0≤t≤1,
v
avg
=
∫
0
1
dt
∫
0
1
vdt
v
avg
=
∫
0
1
dt
∫
0
1
(2t+3)dt
v
avg
=
t∣
0
1
t
2
+3t∣
0
1
=
1−0
(1
2
+3×1)−(0−0)
v
avg
=4m/s
The correct option is C.
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