You are at the top of a 500 meter tower and drop a 5-kg hammer

Physics Sep 12, 2020

You are at the top of a 500 meter tower and drop a 5-kg hammer. Calculate the potential and kinetic energies and total energy at the end of each second of free fall and at the moment of impact.

Elasped D=5t2 V= a t PE = mgh KE =1/2 mv2 KE + PE mv
Time m m/s J J J N

0 sec
1 sec
2 sec
3 sec
4 sec
5 sec
6 sec
7 sec

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