a plane drops a package to some needy people in the jungle from a height of 1000m. how long will it take the package to strike the ground?

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14-03-2018
Physics

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a plane drops a package to some needy people in the jungle from a height of 1000m. how long will it take the package to strike the ground?

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prosborough198p2ub41 prosborough198p2ub41 · Answer 1 · 2018-03-14T03:00:23+01:00

prosborough198p2ub41 prosborough198p2ub41

14-03-2018

Hello!

Here we can use t=sqrt(2d/g)

So t=sqrt(2000m/9.80m/s^2)=14.3s

This came from the kinematic equation x2=x1+v1*t+1/2at^2

I rearranged for time and dropped the v1t term as there was no initial velocity.

Hope this helps. Any questions please feel free to ask. Thank you!!

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