A 72.3-kg cannon at rest contains a 6.7-kg cannonball. When firing, the bullet leaves the barrel with a speed of 13 m/s.
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A 72.3-kg cannon at rest contains a 6.7-kg cannonball. When firing, the bullet leaves the barrel with a speed of 13 m/s.
A 72.3-kg cannon at rest contains a 6.7-kg cannonball. When firing, the bullet leaves the barrel with a speed of 13 m/s. What is the recoil speed of the barrel? Give your answer to a decimal place.
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