A motor gives gear A an angular acceleration of a₁ = (2+³) rad/s², where t is in seconds. (Figure 1) Figure 175 mm < 1 of 1 100 mm αA 00A 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 the angular velocity is clockwise. 15| ΑΣΦ | 11 | vec WB = Submit Provide Feedback Request Answer ? rad/s Next >

A motor gives gear A an angular acceleration of a₁ = (2+³) rad/s², where t is in seconds. (Figure 1) Figure 175 mm < 1 of 1 100 mm αA 00A 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 the angular velocity is clockwise. 15| ΑΣΦ | 11 | vec WB = Submit Provide Feedback Request Answer ? rad/s Next >

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 is in radians. (Figure 1) Figure αB 175 mm = (2+0.0060²) rad/s², where 100 mm αA 1 of 1 Part A If this gear is initially turning at w = 31 rad/s, determine the angular velocity of gear B after A undergoes an angular displacement of 10 rev, measured counterclockwise. Express your answer using three significant figures. Enter positive value if the angular velocity is counterclockwise and negative value if the angular velocity is clockwise. WB = Submit Provide Feedback VE ΑΣΦ ↓↑ Request Answer vec **** ? rad/s
For a short time, gear A of the automobile starter rotates with an angular acceleration of a A = (50w¹/2) rad/s², where w is in rad/s. (Figure 1) Figure B 1 of 1 Part A Determine the angular velocity of gear B after gear A has rotated 50 rev, starting from rest. The radii of gears A and B are 10 mm and 25 mm, respectively. Express your answer to three significant figures and include the appropriate units. μA ? WB = Value Units
The hoisting gear A has an initial angular velocity of 80 rad/s and a constant deceleration of 4 rad/s² (Figure 1) Figure 2 ft 4 05 f 1 of 1 Part A Determine the velocity of the block which is being hoisted by the hub on gear B when t = 2 s Express your answer to three significant figures and include the appropriate units. Uw = Submit Part B aw = HA Value Submit Request Answer 0 Determine the magnitude of the deceleration of the block which is being hoisted by the hub on gear B when t = 2 s. Express your answer to three significant figures and include the appropriate units. HA Value ft/s 1 Request Answer p Pass ft/s² ? BARCE ?
Link AB has the angular velocity wAB = 4 rad/s and angular acceleration AB = 5 rad/s² (Figure 1) Figure Part A D 0.5 m 0.5 m C AB AB B 1 m 1 m 13 < 1 of 1 Determine the angular acceleration of link CD measured counterclockwise. Express your answer in radians per second squared to three significant figures. Enter positive value if the angular acceleration is counterclockwise and negative value if the angular acceleration is clockwise. View Available Hint(s)
Part A A motor gives gear A an angular acceleration of aa = (2t*) rad/s², where t is in seconds. (Figure 1) If this gear is initially turning at wa = 23 rad/s, determine the angular velocity of gear B whent = 3 s, measured counterclockwise. Express your answer using three significant figures. Enter positive value if the angular velocity is counterclockwise and negative value if the angular velocity is clockwise. vec wB = rad/s Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Provide Feedback Next > Figure 1 of 1 > 175 mm 100 mm WA
For a short time, gear A of the automobile starter rotates with an angular acceleration of a = Determine the angular velocity and angular displacement of gear B when t= 3s, starting from rest. The radii of gears A and B are TA = 10 mm and rg = 25 mm, respectively. 450t – 60t rad/s?, where t is in seconds. Select one: O A wB=432 rad/s: and 0p 208 rad O B. wp= 1512 rad/s; and Op = f107 ad O C.WR = 3648 rad/s: and 0B 3584 rad D. WB= 528 rad/s; and Op 288 rad 9:15 PM E 4) A ENG 17-Apr-2021
Determine the magnitude of the angular acceleration of bar BC. (Figure 1) At the instant shown, bar AB is rotating at 10 rad/s in the counterclockwise direction and has a counterclockwise angular acceleration of 30 rad/s? . The disk rolls on the Express your answer with the appropriate units. circular surface. HA ? rad a BC = - 3.33 S Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part C Determine the direction of the angular acceleration of the disk. O Counterclockwise O Clockwise Submit Previous Answers Figure 1 of 1 Correct Part D 1m. -3 m Determine the magnitude of the angular acceleration of the disk. 2 m Express your answer with the appropriate units. HÁ adisk = Value Units Submit Request Answer
The slider block has the motion shown. Suppose that r = 140 mm and h = 400 mm. (Figure 1) Part A Determine the angular velocity of the wheel at this instant measured counterclockwise. Express your answer using three significant figures. Enter positive value if the angular velocity is counterclockwise and negative value if the angular velocity is clockwise. w = 20.0 rad/s Submit Previous Answers v Correct Part B Figure < 1 of 1 Determine the angular acceleration of the wheel at this instant measured counterclockwise. Express your answer using three significant figures. Enter positive value if the angular acceleration is counterclockwise and negative value if the angular acceleration is clockwise. vec ? h a = 137.142 rad/s? Submit Previous Answers Request Answer vg = 4 m/s ag = 2 m/s? X Incorrect; Try Again; 4 attempts remaining P Pearson
The planetary gear A is pinned at B. Link BC rotates clockwise with an angular velocity of WBC = 15.5 rad/s, while the outer gear rack rotates counterclockwise with an angular velocity of 2 rad/s. (Figure 1) Figure 20 in. @RC 15 in. B กันแบบ 4-2 rad/s Part A transcript Determine the angular velocity of gear A measured counterclockwise. Express your answer using three significant figures. Enter positive value if the angular velocity is counterclockwise and negative value if the angular velocity is clockwise. WA = Submit Provide Feedback VE ΑΣΦ Request Answer ↓↑ vec Course Home Review ? rad/s Next >
The angular velocity of link AB is WAB = 2.8 rad/s. Link CB is horizontal at the instant shown in (Figure 1). Figure 45° WAB A 350 mm 60 500 mm 1 of 1 Part A Determine the magnitude of the velocity of the collar at C Express your answer to three significant figures and incl Part B VC = Submit WCB = μÁ Value Request Answer Determine the angular velocity of link CB at the instant shown measured counterclockwise. Express your answer using three significant figures. Enter positive value if the angular ve negative value if the angular velocity is clockwise. 95| ΑΣΦ vec Units → ? ? rad/s
(Three-Dimensional Motion) The figure below represents a pair of bevel gears A and B. Gear A rotates in ahorizontal plane about a vertical axis at O. Gear B rotates around the shaft OC which in turn rotates about the terminal axis at O. determine the angular accelera tion of gear B when gear A is stationary and member OC has an angular velocity of 10j rad/sec and and angular acceleration of 25j rad/sec2 .
The bar BC in the figure (Figure 1) rotates with an angular velocity w = 6 rad/s and an angular acceleration a = 9 rad/s². Figure 0.3 m Part A Part B ال لها OD Part C Determine the angular velocity of link AB Express your answer in radians per second squar Part D 0.5 m AB= α Determine the angular velocity of the wheel at this instant. Express your answer in radians per second squared to ti Submit CO VE ΑΣΦΑΛΙ VO ΫΠ' ΑΣΦ 11 vec ΫΠ' ΑΣΦ B Determine the angular acceleration of link AB Express your answer in radians per second squared to three s VE ΑΣΦ Α41 It Request Answer < 1 of 1 0.4 m vec već vec Determine the angular acceleration wheel at this instant. Express your answer in radians per second squared to three significan -0 BOLE 56218