question archive You are at the top of a 500 meter tower and drop a 5kg hammer
Subject:PhysicsPrice:3.89 Bought7
You are at the top of a 500 meter tower and drop a 5kg 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.
t D=5t2 V=at PE=mgh KE=1/2mv2
Elapse Distance Downward Potential Kinetic
time Fallen Velocity Energy Energy
0 sec meter/sec m /
1 s e c
2 s e c
3 s e c
4 s e c
5 s e c
6 s e c
7 s e c
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