Asked by Clayton

a atapult launcher on an aircraft carrier accelerates a jet from rest to 72m/s. The work done catapult during the launch is 7.6 x 10 to the 7th J. a)What is the mass of the jet? b) If the jet is in contact with the catapult for 2s, what is the power output of the catapult?

Answers

Answered by Chelsey
A)
m*v^2=kinetic energy
m*72^2=7.6*10^7
m*(7.6*10^7)/(72^2)=14660.5kg


B)
p=w/t
p=(7.6*10^7)/2=3.8*10^7
p=38000000 watts

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