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Problem 9.41 A firecracker in a coconut blows the coconut into three pieces. Two pieces of equal...

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Physics

Problem 9.41

A firecracker in a coconut blows the coconut into three pieces.Two pieces of equal mass fly off south and west, perpendicular toeach other, at 20 m/s . The third piece has twice the mass as theother two.

Part A

What is the speed of the third piece?

Express your answer using two significant figures.

Part B

What is the direction of the third piece? Give the direction asan angle east of north.

Express your answer using two significant figures.

Answer & Explanation Solved by verified expert
4.0 Ratings (761 Votes)
so you know the first and second pieces are going both south and west you know the third must then balance these two directions are momentum is conserved meaning its the exact opposite of the two directions being 45 degrees North of East thats basically how i figured it anyways and thats    See Answer
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