What is the least projection speed that can be used

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A stuntwoman is to be fired from a cannon and projected a distance of 40 m over level ground. What is the least projection speed that can be used?

If the barrel of the cannon is 5 m long, show that she will experience an acceleration of at least 4g in the barrel. [Take g = 10 m s^-2.]

Reference no: EM131382776

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