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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At a given instant, the gear has the angular motion shown. (Figure 1) Figure w=6 rad/s a = 12 rad/s² 3 in. 8 in. 1 of 1 Part A Determine the acceleration of point A on the link at this instant. Enter the x and y components of the acceleration separated by a comma. (aA)z, (aB)y= Submit Part B aB = Request Answer A AΣo↓t vec Determine the acceleration of point B on the link at this instant. Assume the direction to the right as positive. Express your answer with the appropriate units. μA Value Units ? ? in/s²
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
The ring gear A rotates clockwise with an angular velocity of WA = 32 rad/s, while link BC rotates clockwise with an angular velocity of WBC = 15 rad/s. (Figure 1) Figure A 300 mm WBC 250 mm Part A Determine the angular velocity of gear D measured clockwese. 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. WD= Submit Provide Feedback VAΣovec 6 Request Answer ? rad/s Next >
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 crane boom OA rotates about the z axis with a constant angular velocity of w₁ = 0.19 rad/s, while it is rotating downward with a constant angular velocity of w2 = 0.8 rad/s. (Figure 1) Figure 50 ft @1 110 ft @2 1 of 1 Part A Determine the velocity of point A located at the end of the boom at the instant shown. Enter the components of the velocity in feet per second to three significant figures separated by commas. VA = Submit Part B aд = Submit V Provide Feedback ΑΣΦ ↓↑ vec Request Answer Determine the acceleration of point A located at the end of the boom at the instant shown. Enter the components of the acceleration in feet per second squared to three significant figures separated by commas. ΠΑΣΦ Request Answer ? vec ft/s ? ft/s² Next >
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
Pulley C has an inner hub which is fixed to its outer one and turns with it. At the instant wĄ = 7.5 rad/s, pulley A is given a constant angular acceleration α = 32 rad/s². When A rotates 18 revolutions, determine the following: a) Angular velocity we of pulley C b) Angular acceleration ac of pulley C c) magnitude of acceleration of point B on pulley C Wc = 8 WA αA ac = a = 50 mm rad/s rad/s² m/s² A 60 mm B 40 mm
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.
The mechanism used in a marine engine consists of a single crank AB and two connecting rods BC and BD as shown in (Figure 1). Assume r = 0.3 m. Figure 45° 7 De 0.4 m 60° B 30° (1) 0.4 m < 1 of 1 45° Part A Determine the magnitude of the velocity of the piston at C the instant the crank is in the position shown and has an angular velocity of 5 rad/s. Express your answer to three significant figures and include the appropriate units. VC = Submit Part B μA Value Submit Request Answer O up and to the right O down and to the left Determine the direction of the velocity of the piston at C the instant the crank is in the position shown and has an angular velocity of 5 rad/s. Request Answer Units < Return to Assignment ? Provide Feedback
The crank AB has a constant angular velocity w. (Figure 1) Figure C (0) 1 of 1 X Part A Determine the velocity of the slider at C as a function of 0. Suggestion: Use the x coordinate to express the motion of C and the coordinate for СВ. Х = 0 when = 0°. Express your answer in terms of the variables b, 1, w, and 0. Enter the arguments of trigonometric functions in parenthesis. UC = Submit Part B - ΠΙΑΣΦΗ 11 ↓↑ ac = Request Answer Submit Determine the acceleration of the slider at C as a function of 0. Suggestion: Use the x coordinate to express the motion of C and the coordinate for CB. x = 0 when = 0°. vec Express your answer in terms of the variables b, 1, w, and 0. Enter the arguments of trigonometric functions in parenthesis. Enter the powers of trigonometric functions using parenthesis, e.g. (sin(0))³, (cos(0))4, etc. VE ΑΣΦ ↓↑ vec ? Request Answer ?