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**Unformatted text preview: **shell was fired is the m 2000 s) 86 . 8 ( m/s) 2 . 226 ( = that the shell travels relative to tank #2 during the 8.86 s that the shell is in the air. b) The tanks are initially 2000 m apart. In 8.86 s tank #1 travels 133 m and tank #2 travels 310 m, in the same direction. Therefore, their separation increases by m 177 m 183 m 310 =-. So, the separation becomes 2180 m (rounding to 3 significant figures)....

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