16–18. A motor gives gear A an angular acceleration ofaA = (2) rad/s?, where t is in seconds. If this gear isinitially turning at wa = 15 rad/s, determine the angularvelocity of gear B when t = 3 s.175 mm100 mm

Given data: Angular acceleration of gear A, aA = 2t3 rad/s2. Initial angular velocity of gear A,…

Answered: 16–18. A motor gives gear A an angular…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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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 >
*16–8. If gear A rotates with an angular velocity of WA = (0A + 1) rad/s, where 0, is the angular displacement of gear A, measured in radians, determine the angular acceleration of gear D when 0, = 3 rad, starting from rest. Gears A, B, C, and D have radii of 15 mm, 50 mm, 25 mm, and 75 mm, respectively.
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Q17 -17 At a given instant, the gear racks have the velocities and accelerations shown. Determine the angular acceleration of the wheel. 2.5 rad/s C. 25 rad/s A. 8 rad/s B. D. 9 rad/s? E. 32 rad/s? Q18 -21 Rod AB has the angular motion shown. Determine the angular velocity of rod BC at this instant. 2 rad/s 25.5 rad/s С. 6.7 rad/s A. В. D. 16.2 rad/s E. 42.5 rad/s -. 3rad Q19-21 Rod AB has the angular motion shown. Determine the velocity of collar C at this instant. А. 2 m/s B. 5.6 m/s C. 8.9 m/s D. 16.2 m/s E. 42.5 m/s Q20-21 Rod AB has the angular motion shown. Determine the angular acceleration of rod BC at this instant. А. 0.4 rad/s В. 18.4 m/s 32.4 rad/s? C. D. 67.9 rad/s? E. 52.4 rad/s Q21-21 Rod AB has the angular motion shown. Determine the acceleration of collar C at this instant. A. 0.4 m/s? B. 18.4 m/s? C. 32.4 m/s D. 4.4 m/s? E. 130.3 m/s

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16–18. A motor gives gear A an angular acceleration of aA = (2) rad/s?, where t is in seconds. If this gear is initially turning at wa = 15 rad/s, determine the angular velocity of gear B when t = 3 s. 175 mm 100 mm