For a short time, gear A of the automobile starter rotates with an angular acceleration of α₁ (450+² +40) rad/s², where t is in seconds. (Eigure 1) Figure < 1 of 1 > ▼ Part A Determine the angular velocity of gear B when t = 2 s, starting from rest. The radii of gears A and B are 10 mm and 25 mm, respective Express your answer to three significant figures and include the appropriate units. WB= Submit Part B OB = Submit μÀ Value Request Answer Determine the angular displacement of gear B when t = 2 s, starting from rest. Express your answer to three significant figures and include the appropriate units. Provide Feedback μA Value Units Request Answer Units ? pwy ?

For a short time, gear A of the automobile starter rotates with an angular acceleration of α₁ (450+² +40) rad/s², where t is in seconds. (Eigure 1) Figure < 1 of 1 > ▼ Part A Determine the angular velocity of gear B when t = 2 s, starting from rest. The radii of gears A and B are 10 mm and 25 mm, respective Express your answer to three significant figures and include the appropriate units. WB= Submit Part B OB = Submit μÀ Value Request Answer Determine the angular displacement of gear B when t = 2 s, starting from rest. Express your answer to three significant figures and include the appropriate units. Provide Feedback μA Value Units Request Answer Units ? pwy ?

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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Rod CD is rotating with an angular velocity WCD= 3 rad/s. (Figure 1) Figure 30° Im B 0.4 m WCD < 1 of 1 0.5 m D Part A Determine the angular velocity of the rod AB at the instant shown, 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 counterclockwise. ΓΕΙΑΣΦΗΜΗ vec WAB Submit Part B WCB = Request Answer Submit Determine the angular velocity of the rod CB at the instant shown, 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. VE ΑΣΦ AΣo↓↑vec ? Request Answer rad/s ? rad/s
For the mechanism in the image below, the end A of the bar is moving downward along the slotted guide with a constant velocity va = 2.1 m/s. If r = 0.5 m, determine the angular velocity W of bar AB when 0 = 38°. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point and proper unit. A A ω, α y В
Rod CDis rotating with an angular velocity wop = 5 rad/s. 30 04 m 0.5 m Part A Determine the angular velocity of the rod AB at the instant shown, 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. ANSWER: WAR = rad/s Part B Determine the angular velocity of the rod CB at the instant shown, 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. ANSWER: WCn = rad/s
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At the instant shown in (Figure 1). rod AB has an angular velocity w AB = 2.4 rad/s and an angular acceleration AB= 10 rad/s². The collar at C is pin-connected to CD and slides over AB. Figure 60⁰° @AB AB 0.75 m D 0.5 m B 1 of 1 € Determine the angular velocity of rod CD at this instant. Express your answer in radians per second to three significant figures. Enter positive value if the direction of velocity is counterclockwise and negative value if the direction of velocity is clockwise. |Π|ΙΑΣΦΗΤΗ WCD= Submit Part B acd= Request Answer Submit Determine the angular acceleration of rod CD at this instant. Express your answer in radians per second squared to three significant figures. Enter positive value if the direction of acceleration is counterclockwise and negative value if the direction of acceleration is clockwise. IVD ΑΣΦΗ Request Answer vec < Return to Assignment vec [w]) ? Provide Feedback rad/s pwo ? rad/s²
The angular velocity of link AB is WAB = 2.4 rad/s. Link CB is horizontal at the instant shown in (Figure 1). Figure 45° @AB 350 mm 60⁰° 500 mm 1 of 1 > Part A Determine the magnitude of the velocity of the collar C Express your answer to three significant figures and include the appropriate units. VC = Submit Part B μА WCB = Value Request Answer Units 197| ΑΣΦ11 —| 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 velocity is counterclockwise and negative value if the angular velocity is clockwise. ? vec P ? Review rad/s
Member AB has the angular velocity WAB = 4.5 rad/s and angular acceleration a AB = 6 rad/s². (Figure 1) Figure A 200 mm 300 mm 1 @AB a AB B 500 mm 0= 60° 1 of 1 Determine the angular acceleration of member CD at the instant shown 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. ACD = Submit VO ΑΣΦ ↓↑ vec 325 Previous Answers Request Answer X Incorrect; Try Again < Return to Assignment Review Provide Feedback ? 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 >
The double gear in the system of gears below is unrestricted in its horizontal movement. Find the double gear's angular velocity and the velocity of its center C. The velocity at D is 30 m/s to the right. Note: Start with identifying the planar motion each rigid body experiences. o = 12 ma ល rads –156 mm ប B 100 mm បំណ ម្ហូបបុ 100 mm ឬល VD
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12. The gear A on the drive shaft of the outboard motor has a radius r = 0.5 in. and the meshed pinion gear B on the propeller shaft has a radius r = 1.2 in. . (a) Determine the angular velocity of the propeller in t = 1.5 s, if the drive shaft rotates with an angular acceleration ,a = (400t³) rad/s², where t is in seconds. The propeller is originally at rest and the motor frame does not move. (b) Determine the magnitude of the velocity and acceleration of point P located on the tip of the propeller at the instant. t = 0.75 s 2.20 in.