Probl- 3: A reworks shell is accelerated at constant acceleration from rest to a velocity of 68 mfs over a distance of 6 m. Part (a) How long. in

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Probl- 3: A fireworks shell is accelerated at constant acceleration from rest to a velocity of 68 mfs over a distance of 6 m. Part (a) How long. in seconds, does the acceleration last?Numeric : A numeric value is expected and not an expression.1 = Part 0}} Calculate the acceleration, in meters per second squared.Numeric : A numeric value is expected and not an expression.