Question

2. A type of firework consists of a cardboard tank mounted on plastic wheels and

driven forward by a small rocket. Once the rocket ignites, the tank rolls from rest to
a maximum velocity of 0.85 m/s forward, at which point the rocket burns out. If the
total time that the rocket remains ignited is 3.7 s, what is the average acceleration
of the tank2

Answer 1

0.23 m/s².

Step-by-step explanation:

v=u+ at.

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