A crate is moving along the x-axis and its position varies in time according to the...
A crate is moving along the x-axis and its position varies in time according to the expression
x = (5.00 m/s2)t2,
where x is in meters and t is in seconds.
(a)
Determine its position (in m) at
t = 2.20 s.
m
(b)
Determine its position (in m) at
t = (2.20 s) + Δt.
(Use the following as necessary: Δt. Do not include units in your answer.)xf =
m
(c)
Evaluate the limit of
| Δx |
| Δt |
as Δt approaches zero to find the velocity (in m/s) at
t = 2.20 s.
m/s
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