Basic Physics Help for Acceleration

Physics
Tutor: None Selected Time limit: 1 Day

A mortar-style fireworks shell must be detonated at a height of 100m. If the shell is to detonate at the top of its trajectory, what must its launch speed be?

Oct 3rd, 2015

Thank you for the opportunity to help you with your question!

-2gx = -V0^2

V0 = sqrt(2gx) = sqrt(2*9.8*100) =  44.27 m/s 


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Sep 20th, 2015

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Oct 3rd, 2015
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Oct 3rd, 2015
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