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Professional ApplicationSuppose a fireworks shell
Chapter 8, Problem 20(choose chapter or problem)
Problem 20CQ
Professional Application
Suppose a fireworks shell explodes, breaking into three large pieces for which air resistance is negligible. How is the motion of the center of mass affected by the explosion? How would it be affected if the pieces experienced significantly more air resistance than the intact shell?
Questions & Answers
QUESTION:
Problem 20CQ
Professional Application
Suppose a fireworks shell explodes, breaking into three large pieces for which air resistance is negligible. How is the motion of the center of mass affected by the explosion? How would it be affected if the pieces experienced significantly more air resistance than the intact shell?
ANSWER:
Step 1 of 3
Discuss how the movement of the center of mass of a fireworks shell changes after explosion, first ignoring the air resistance and then considering the significant increase of air resistance.