stcc.blackboard.com/webapps/assessment/take/launch.jsp?course_assessment_id=_2 Gmail YouTube Maps Remaining Time: 1 hour, 15 minutes, 19 seconds. * Question Completion Status: O False QUESTION 7 For general projectile motion, when the projectile is at the highest point of its trajectory O A. the horizontal component of its velocity is zero. O B. its acceleration is zero. O c. its velocity and acceleration are both zero. O D. the horizontal and vertical components of its velocity are zero. O E. its velocity is perpendicular to the acceleration. QUESTION 8 Click Save and Submit to save and submit. Click Save All Answers to save all answers. 75.F Haze Search DLOX Take Test: Quiz #1 (Vectors and K X G For an object in uniform circular x + C stcc.blackboard.com/webapps/assessment/take/launch.jsp?course_assessment_id=_205772_1&course_id=_41009_1&content_id YouTube Maps Remaining Time: 1 hour, 15 minutes, 07 seconds. Question Completion Status: QUESTION 8 A ball rolls across a floor with an acceleration of 0.100 m/s2 in a direction opposite to its velocity. The ball has a velocity of 4.00 m/s after rolling a distance 6.00 m across the floor. What was the initial speed of the ball? O A. 4.15 m/s O B. 5.85 m/s O C. 4.60 m/s O D. 5.21 m/s O E. 3.85 m/s QUESTION 9 A ball is thrown at a 60.0 angle above the horizontal across level ground. It is thrown from a height of 2.00 m above the ground with a cneed of 20 0 m/c and experiences no annreciable air recictance The time the hall remains in the air before striking the around ic Save Click Save and Submit to save and submit. Click Save All Answers to save all answers. 1 75.F Q Search Haze F 10 F8 X F5 F6 a - F1 F2 F3 F4 ESC FnLock # S 15 6 3 4 N Q W E R Tab F G H S BContent X Take Test: Quiz #1 (Vectors and K X G For an object in uniform circular x + C stcc.blackboard.com/webapps/assessment/take/launch.jsp?course_assessment_id=_205772_1&course_id=_41009_1&content_id=_268 Gmail YouTube Maps Remaining Time: 1 hour, 14 minutes, 58 seconds. Question Completion Status: QUESTION 9 A ball is thrown at a 60.0 angle above the horizontal across level ground. It is thrown from a height of 2.00 m above the ground with a speed of 20.0 m/s and experiences no appreciable air resistance. The time the ball remains in the air before striking the ground is closest to O A. 3.64 s O B. 3.53 s O C. 16.2 s. O D. 3.32 s O E. 3.07 s QUESTION 10 2. Vector A = 1.00 i + -2.00 / and vector B - 3.00 i + 4:00 j. What are the magnitude and Save All An Click Save and Submit to save and submit. Click Save All Answers to save all answers. 1 75.F Q Search Haze F7 FB F3 FA ESC F1 # S 6 3 4 2 W E R G H S Fontent X Take Test: Quiz #1 (Vectors and K X G For an object in uniform circular x C stcc.blackboard.com/webapps/assessment/take/launch.jsp?course_assessment_id=_205772_1&course_id=_41009_1&content_id mail YouTube Maps Remaining Time: 1 hour, 14 minutes, 52 seconds. * Question Completion Status: QUESTION 10 2. Vector A = 1.00 i + -2.00 / and vector B = 3.00 i + 4:00 j. What are the magnitude and direction of vector C = A + B ?| O A. 6.00 in a direction 63.40 counterclockwise from the positive x axis O B. 4.47 in a direction 26.60 counterclockwise from the positive X axis O c. 7.21 in a direction 56.3 counterclockwise from the positive x axis O D. 7.21 in a direction 33.7 counterclockwise from the positive X axis O E. 4.47 in a direction 6.340 counterclockwise from the positive X axis QUESTION 11 Save Click Save and Submit to save and submit. Click Save All Answers to save all answers. 1 75.F Q Search Haze F10 FB X F5 F6 ESC F2 F3 F4 FLOCK F1 S o O @ 5 6 2 3 4 W E R G HContent * Take Test: Quiz #1 (Vectors and K X G For an object in uniform circular * + C stcc.blackboard.com/webapps/assessment/take/launch.jsp?course_assessment_id=_205772_1&course_id=_41009_1&conten YouTube Maps Remaining Time: 1 hour, 14 minutes, 45 seconds. Question Completion Status: O C. 7.21 in a direction 56.3 counterclockwise from the positive x axis O D. 7.21 in a direction 33.7 counterclockwise from the positive X axis O E. 4.47 in a direction 6.34 counterclockwise from the positive X axis QUESTION 11 An electrical motor spins at a constant 2857.0 rev/min. If the armature radius is 2.685 cm, what is the acceleration of the outer edge of the armature? O A . 84 4. 4 m / s 2 O B. 241100 m / s2 OC. 2403 m / 5 2 O D. 84.40 m / 5 2 Click Save and Submit to save and submit. Click Save All Answers to save all answers. 1 750F Q Search Haze es FE X F3 ESC F1 F2 S @ 5 2 3 W E R