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Home Q & A Board Science-Related Homework Help Physics
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mikael mikael
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9 years ago

 
A  20 g bullet pierces a sand bag 45 cm thick. If the initial bullet velocity was 74 m/s and it emerged from the sandbag with 32 m/s, what is the magnitude of the friction force (assuming it to be constant) the bullet experienced while it traveled through the bag? 
A)
 
99 N 
B)
 
45 N 
C)
 
9.9 N 
D)
 
0.99 N 
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padrepadre
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9 years ago
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mikael Author
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#2
Donated
9 years ago
Thanks for the assistance.
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#3
4 years ago
Thanks
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#4
3 years ago
thanks
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