Practice problem 3.7 0009:06File DetailsFundamentals of Physics I-CRN#13759-202310Page 76- Practice Problem 3.6If the kicker gives the ball the same initial speed and anglebut the ball is kicked from a point 25m from the goalpost,what is the height of the ball above the crossbar as itcrosses over the goalpost? Answer: 1.2m.Page 77- Practice problem 3.7Suppose the pear is released from a height of 6.00m abovethe archer's arrow, the arrow is shot at a speed of 30.0m/s,and the distance between the archer and the base of thetower is 15.0m. Find the time at which the arrow hits thepear, the distance the pear has fallen, and the height of thearrow above its release point. Answers: 0.54s, 1.4m, 4.6m.Page 80-Practice Problem 3.8A more reasonable maximum acceleration for varyingpavement conditions is 5.0m/s². Under these conditions,what is the maximum speed at which a car can negotiate aflat curve with radius 230m? Answer: 34m/s-76mi/h.Page 81- Practice Problem 3.9If the ride increases in speed so that T = 2.0S, what is ad?(this question can be answered by using proportionalreasoning, without much arithmetic.) Answer: 49 m/s².Page 83 - Practice Problem 3.10If the plane its airspeed of 240km/h, but the winddecreases, what is the wind speed if the plane's velocitywith respect to earth is 15° east of north? Answer: 64 km/h.❖ Page 84 - Practice Problem 3.11If the pilot was forced to reduce the plane's speed to150km/h, how much would she need to increase the angleat which the plane is pointing (relative to north) in order forthe plane to continue to travel due north? Answer: 8.7°◄ PreviousCalendarTo DoCNotificationsNext ►Inbox

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❖ Page 77- Practice problem 3.7 Suppose the pear is released from a height of 6.00m above the archer's arrow, the arrow is shot at a speed of 30.0m/s, and the distance between the archer and the base of the tower is 15.0m. Find the time at which the arrow hits the pear, the distance the pear has fallen, and the height of the arrow above its release point. Answers: 0.54s, 1.4m, 4.6m.

❖ Page 77- Practice problem 3.7 Suppose the pear is released from a height of 6.00m above the archer's arrow, the arrow is shot at a speed of 30.0m/s, and the distance between the archer and the base of the tower is 15.0m. Find the time at which the arrow hits the pear, the distance the pear has fallen, and the height of the arrow above its release point. Answers: 0.54s, 1.4m, 4.6m.

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter3: Two-dimensional Kinematics

Section: Chapter Questions

Problem 28PE: (a) A daredevil is attempting to jump his motorcycle over a line of buses parked end to end by...

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