Pr The bicycle has a velocity = 4 ft/s, and at the sameinstant the rear wheel has a clockwise angular velocity w= 2 rad/s, which causes it to slip at its contact point A(Figure 1)Figure26 in.1 of 1▼Part ADetermine the velocity of point A. Assume the direction to the right aspositive.Express your answer with the appropriate units.VA 2.5SubmitμAProvide FeedbackftSPrevious Answers Request Answer?* Incorrect; Try Again; 5 attempts remainingNext >

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Answered: The bicycle has a velocity = 4 ft/s,…

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 presses against AB, giving it an angular velocity. (Figure 1) Figure @0 A 2 ft 1 of 1 Part A If the angular velocity of AB is maintained at w = 5 rad/s, determine the required magnitude of the velocity v of CD as a function of the angle of rod AB. Express your answer in terms of so the result value is in feet per second. —| ΑΣΦ | | v=10 csc ²0 Submit Provide Feedback vec Previous Answers Request Answer ? ft/s
As shown in the figure below, the wheel rolls on the plane with constant angular velocity w = 1.3 O rad/sec. The plane J on which the wheel rolls is not fixed to the reference frame but instead translates on the reference frame G at constant velocity V = 2.9 ft/sec to the left. Find Vo (the magnitude of the velocity at the point Q). 1 P 1.6 ft J V Figure is from "Engineering Mechanic An Introduction to Dynamics", McGill and King.
Crack AB of a slider crack mechanism shown in Figure 2 rotate at a constant speed of 300 rpm in clockwise direction. The connecting rod BC has a length of 1 m and incline at 45° to vertically positioned piston C. B 1 m 0.2 m 45 Figure 2: Slider crank mechanism 3.1. Draw the displacement diagram of the mechanism shown in Figure 2 to scale. Use a vector diagram to determine the velocity of the piston C and connecting 3.2. rod BC. 3.3. Calculate the acceleration of piston C and the angular acceleration of connecting rod BC.
Crack AB of a slider crack mechanism shown in Figure 2 rotate at a constant speed of 300 rpm in clockwise direction. The connecting rod BC has a length of 1 m and incline at 45° to vertically positioned piston C. B 1m A 0.2 m 457 C Figure 2: Slider crank mechanism Draw the displacement diagram of the mechanism shown in Figure 2 to scale. Use a vector diagram to determine the velocity of the piston C and connecting rod BC. Calculate the acceleration of piston C and the angular acceleration of connecting rod BC.
If V42 = 10 in/s in the mechanism shown in Figure 1, find the linear velocity of link 4, V4, and angular velocity of link 6, w6 by velocity polygon method. 1. AB = 1.0" AD = 2.0" AC= 0.95" СЕ 3 2.0" E 5 6. EF= 1.25" BF= 3.85" A 3 D В 27° F ////// Figure 1
A load is raised 11 ft by the gears and wheel system below. Gear A is initially rotating at rest and accelerates uniformly to omega = 24 rpm in t= 10 sec and maintain then maintain this constant 24 rpm speed. The dimensions are rA= 1 in, rB= 9 in and rC=16 in. 2) After 10 sec, find the distance s2 in feet and in NC es needed to reach the 11 ft, find thetaC2(t), alphaA2, alphaB2 in rad/s^2, omegaA2(t), omegaB2(t) in rad/s, thetaA2(t), in rad and the distance s2 in ft that should be made to get to the 11 ft raising distance of the load. 3) Deduce the number of revolutions made by gear A and how long it will take, to raise the load up to 11 ft.
Determine the degree of freedom of the mechanism in the figure below. Then determine all the centers of the era. Then use it to find the angular velocity of link 4 as well as the sliding velocity, knowing w_2 = 10 rad /s clockwise. Note that you must specify the order and method of determining non-obvious centers. %3D PE 4 5 D. C B Link radius 2:-25mm Link radius 5:-10mm BD length: -55 and DE length=30mm its angle with a horizon of 45 degrees and also the radius of curvature of the earth at point F is equal to 20 mm. The segment AB is horizontal and BD is vertical. The contact at point Cis of the rolling type with slip and at point F the rolling is pure. 2.
Crack AB of a slider crack mechanism shown in Figure 2 rotates at a constant speed of 300 rpm in clockwise direction with the length of AB being 0,3 m. The connecting rod BC has a length of 1 m and incline at 45 degrees to vertically positioned piston C. 1.Draw the displacement diagram of the mechanism shown in Figure 2 to scale. 2.Use a vector diagram to determine the velocity of the piston C and connecting rod BC. 3.Calculate the acceleration of piston C and the angular acceleration of connecting rod BC.
The angular velocity of link AB is WAB = 2.4 rad/s (Figure 1) Figure B 0 = 45° 3 ft 2 ft @AB = 30° Part A Determine the magnitude of the velocity of the block at Cat the instant = 45° and p = 30°! Express your answer to three significant figures and include the appropriate units. VC = Submit Part B WCB = Value Submit Request Answer Determine the magnitude of the angular velocity of the connecting link CB at the instant 0 = 45° and = 30°. Express your answer to three significant figures and include the appropriate units. ΜΑ Value Units Request Answer ? Units ?
The velocity of point C of the robotic arm is vc = -0.15i + 0.42j (m/s). Figure 760 mm 40° B 920 mm- 30 < 1 of 1 Part A What is the angular velocity of arm AB? (Figure 1) Enter the x, y, and z components of the angular velocity separated by commas. WAB x¹ WAB Submit Part B y' WBC x WBC WAB 7 = Request Answer Y' What is the angular velocity of arm BC? Enter the x, y, and z components of the angular velocity separated by commas. Π| ΑΣΦ | Η WBC z = vec IVE ΑΣΦ | | vec ? ? rad/s rad/s Constants
Question 3: Crack AB of a slider crack mechanism shown in Figure 2 rotate at a constant speed of 300 rpm in clockwise direction. The connecting rod BC has a length of 1 m and incline at 45° to vertically positioned piston C. B 1 m 0.2 m 45 Figure 2: Slider crank mechanism 3.1. Draw the displacement diagram of the mechanism shown in Figure 2 to scale. 3.2. Use a vector diagram to determine the velocity of the piston C and connecting rod BC. 3.3. Calculate the acceleration of piston C and the angular acceleration of connecting rod BC.
2. The angular velocity of the disk in figure 1 is w = 4t² + 3 rad/s, where t is in seconds. (a) What is angular velocity and the magnitude of the (linear) velocity of point A on the disk when t = 0.5 s. (b) Let be the counter-clockwise angle of point A from the horizontal x-axis. The derivative of the angle of A is the angular velocity of A, i.e. =w. Integrate the angular velocity to get an expression for the angle, 0. Use the condition that at t = 0, 0 = 0 to solve for the integration constant. dᎾ dt (c) Differentiate the angular velocity with respect to time to get an expression for the angular acceleration, a(t). (d) What is the angular acceleration and the magnitude of the (linear) acceleration of point A at t = 0.5 s. A Ө 0.8 m @ Figure 1: Problem 2 X

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