Answer:
Given: a car takes
10
s to reach
27
m
s
from rest.
acceleration
=
a
=
v
f
−
v
i
t
,
where
v
f
=
velocity final and
v
i
=
velocity initial
a
=
27
−
0
10
=
2.7
m
s
2
Answer link
Nam D.
May 21, 2018
2.7
m/s
2
Explanation:
Acceleration is given through the equation,
a
=
v
−
u
t
where:
v
is the final velocity of the object
u
is the initial velocity of the object
t
is the time taken
Here, since the car was at rest, it was stationary, and so
u
=
0
.
∴
a
=
v
t
=
27
m/s
10
s
=
2.7
m/s
2
Answer link
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Acceleration
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