Tiple Choice Choose The One Alternative That Best Completes The Statement Or Answers The Question 1 The X And Y Coor 1 (288.56 KiB) Viewed 44 times
Tiple Choice Choose The One Alternative That Best Completes The Statement Or Answers The Question 1 The X And Y Coor 2 (288.56 KiB) Viewed 44 times
TIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The x- and y-coordinates of a particle in motion, as functions of time t, are given by: =412 - 3t+ 6 y=213-312 - 12-8 At the instant the x-component of velocity is equal to zero, the y-component of the acceleration is closest to A) -1.5 m/s2 B) -3.7 m/s2 C) -15 m/s2 D) 3.0 m/s2 E) -10 m/s2 2) A girl shoots an arrow from the top of a diff. The arrow is initially at a point 19 meters above the level field below. The arrow is shot at an angle of 30" above horizontal with a speed of 154 m/s. How far out from the base of the cliff will the arrow land? D) 17.8 m E) 38.8 m C) 27.8 m A) 28.3 m B) 21.0 m
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