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During a fireworks display, a shell is shot into the air with an initial speed of...

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Physics

During a fireworks display, a shell is shot into the air with aninitial speed of 91.55 m/s at an angle of theta degrees above thehorizontal. The fuse is timed to 8.21 seconds for the shell just asit reaches its highest point above the ground. If the horizontaldisplacement of the shell is 149.68 meters when it explodes, whatis the height (in unit of meters) when the shell explodes?

You must use g = 9.8 m/s2.

Answer & Explanation Solved by verified expert
3.9 Ratings (541 Votes)
Time taken by the shell to explode Initial launch velocity Horizontal displacement of the    See Answer
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