or a short time, gear A of the automobile starter rotates with an angular acceleration of αA=450t2−60t rad/s2, where t is in seconds. Determine the angular velocity and angular displacement of gear B when t=2s , starting from rest. The radii of gears A and B are rA=10 mm and rB=15 mm, respectively. Select one: A. ωB=3648 rad/s; and θB=3584 rad B. ωB=528 rad/s; and θB=288 rad C. ωB=720 rad/s; and θB=346.7 rad D. ωB=1512 rad/s; and θB=1107 rad

At the instant = 60°, the slotted guide rod is moving to the left with an acceleration a = 3 m/s² and a velocity v = 6 m/s. (Figure 1) Figure A 200 mm B 1 of 1 Part A Determine the angular velocity of link AB at this instant measured clockwise. Express your answer using three significant figures. Enter positive value if the angular velocity is clockwise and negative value if the angular velocity is counterclockwise. IVE ΑΣΦ11 W = Submit Part B α= Request Answer Submit vec Determine the angular acceleration of link AB at this instant measured clockwise. Express your answer using three significant figures. Enter positive value if the angular acceleration is clockwise and negative value if the angular acceleration is counterclockwise. 195| ΑΣΦ 41 | vec Request Answer ? Ċ rad/s ? rad/s²

The disk has an angular acceleration a = 7 rad/s² and angular velocity w = 3 rad/s at the instant shown. It does not slip at A. (Figure 1) Figure y 0.5 m α A 45° C 45° B < 1 of 1 ( Part A Determine the magnitude of the acceleration of point C. Express your answer to three significant figures and include the appropriate units. a = Submit Part B μA 0 = Value Request Answer Determine the direction of the acceleration of point C. Express your answer using three significant figures. 17 Units ΑΣΦ ||1 ? vec Ċ = ? 3 measured counterclockwise from the negative x-axis

A motor gives gear A an angular acceleration of a A = (2+³) rad/s², where t is in seconds. (Figure 1) = Figure αB 175 mm 100 mm 1 of 1 αA WA Part A If this gear is initially turning at w = 19 rad/s, determine the angular velocity of gear B when t = 3 s, measured counterclockwise. Express your answer in radians per second to three significant figures. Enter positive value if the angular velocity is counterclockwise and negative value if the angular velocity is clockwise. VE ΑΣΦ ↓↑ vec WB = Submit Provide Feedback Request Answer ? rad/s Next >