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A soccer ball is kicked with an initial horizontal velocity of 18 m/s and an initial vertical velocity of 13 m/s.
1) What is the initial speed of the ball?
2) What is the initial angle ? of the ball with respect to the ground?
3) What is the maximum height the ball goes above the ground?
4) How far from where it was kicked will the ball land?
5) What is the speed of the ball 0.8 seconds after it was kicked?
6) How high above the ground is the ball 0.8 seconds after it is kicked?
What is the acceleration of the truck. If it starts 4.50 m from the lower edge of the roof, how fast would the toolbox be moving just as it reaches the edge of the roof if the kinetic friction force on it is 18.0 N.
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What is the smallest quantum of energy that can be absorbed by the molecule in a rotational excitation? What is the smallest quantum of energy that can be absorbed in a vibration excitation? In what regions of electromagnetic spectrum do the transiti..
A uniform plank of length 5.40 m and weight 217 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support. To what distance x can a person who weighs 417 N walk on the overhanging part of the plank before it immedia..
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