Superman leaps in front of lois lane to save her from a
volleyof bullets. in a 1 minute interval, an automatic weapon
fires160 bullets, each of mass 8.0 g, at450 m/s. the bullets strike
his mightychest, which has an area of 0.71m2. find the
average force exerted on superman's chestif the bullets bounce back
after an elastic, head-on collision. express your anwser in
n.

Explanation:

We will use the relationship between impulse and momentum.

We are considering the change of momentum of Superman at the moment of collision.

This force is distributed throughout Kal-El’s chest. So, the average force is

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