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A cannon with its open end at an initial height of 1.5 meters above the ground res a cannonball at an angle of 40 above
A cannon with its open end at an initial height of 1.5 meters above the ground res a cannonball at an angle of 40 above the horizontal. It travels a horizontal distance of 40.0 meters to a 4.0 meter high wall, and passes over 3.0 meters above the wall at a time 2.4 seconds after launch. (Ignore air resistance) a. Determine the initial speed of the cannonball as it is red. b. Is the cannonball at the highest point in its trajectory when it passes over the wall? Justify your answer. c. If the same cannonball is red with the same initial speed at an angle of 55.50 above the horizontal, will the ball will still go above the castle wall? Justify your answer. d. Indicate whether the launch angles listed below result in a range that is more than, less than, or equal to the range that could be achieved with a 45 launch at the launch speed determined in part {a} by placing an "X" in the appropriate location. di. 40" launch ( ___ more than I ___less than / ___equal to) dii. 55 launch [ ___ more than I ___less than I ___equal to]I Question 1 3 f 20 Pts A plane is ying horizontally at constant speed, v0. when it releases a package. The package lands on the ground at t seconds later. Just before the package lands\" {Show your work. Answer only in terms of v0, t, and g) a. What is its horizontal component of package velocity? b. What is its vertical component of package velocity? c. How would your answers to a and b change if the plane's speed was increased? Explain
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