A ball is fired from a cannon at point 1 and follows the trajectory shown in Figure

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A ball is fired from a cannon at point 1 and follows the trajectory shown in Figure Q3.21. Air resistance may be neglected. Five possible vectors are also shown in the figure; the letter E represents the zero vector. Which vector best represents.

FIGURE Q3.21 3 E: 0 A D B C

a. The ball's velocity at position 2? 

b. The ball's acceleration at point 2? 

c. The ball's velocity at position 3? 

d. The ball's acceleration at point 3?

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College Physics A Strategic Approach

ISBN: 9780321595492

2nd Edition

Authors: Randall D. Knight, Brian Jones, Stuart Field

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