- #1
HTT
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Homework Statement
A model rocket has an acc of 5m/s/s while its fuel is buring. Its fuel lasts for 10 sec. ignore the air resistance.
Homework Equations
a) max height above the ground of this rocket?
b) the time this rocket in the air before it hits the ground?
The Attempt at a Solution
I have no idea about this question, and I'm going to cry because it's due on tomorrow... Please help me~[/B]