The half-cylinder of radius r = 0.6 m slides with a constant speed v = 2 m/s to the right on thehorizontal surface. Bar OA is free to rotate about pivot O and remains in contact with the surfaceof the half-cylinder. Calculate the angular velocity of rod OA at the instant shown when 0 = 25°.(WOA = 0.657 rad/s CW)טArCᎾ

Answered: The half-cylinder of radius r = 0.6 m…

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

See similar textbooks

Similar questions

- The wheel of radius 0.7 ft rolls without slipping on the horizontal surface with a constant angular velocity w. At the instant when 40°, point A on the wheel has a speed of 2.3 ft/sec. Calculate the angular velocity of the wheel and the speeds of the center O and point B on the wheel. (w = 3.89 rad/sec, vo = 2.72 ft/sec, vB = 4.93 ft/sec) A ω B 0 0
Bar BC rotates about the fixed pivot B with constant angular velocity w = 3 rad/s. Pin A is fixed to bar OA, which rotates about a fixed axis through point O, and is engaged in the slot of member BC. If at the instant presented, 0 = 35°, calculate the angular velocity and angular acceleration of bar OA for this instant. Use d = 0.3 m and l = 0.6 m. (wOA = 3.94 rad/s CW, ao₁ = 3.64 rad/s² CCW) d A l B Ꮎ 3
At the instant shown on the right, the wheel rotates about the fixed axis C with clockwise angular velocity of w = 8 rad/s and a clockwise angular acceleration of 16rad/s^2. The point B, located at the distance of r = 15cm form the center is attached to the bar AB, which has a length of L = 50cm. The slider A is constrained to move horizontally. What is the speed and acceleration of the slider A?
Mechanism shown consists of two 8-pound rods AB and CD. each and a 10 lab AD bar. When θ = 0 °, the rod AB rotates with a velocity angular of 2 rad / s. If a torque M = 15 lb * ft is applied to the rod CD and to the rod AD is applied a force P = 20 lb., calculate the angular velocity of the bar AB at the instant that θ = 40 °
The disk of radius r = 3 ft rolls without slipping on the horizontal surface with a constant angular velocity w If OB = 2 rad/sec. The pin B attached to bar OA engages the straight slot of the disk. 2r, and at the instant shown, BC 0.6r, calculate the angular velocity and angular = acceleration of bar OA for this instant. (WOA A ω = = 0.69 rad/sec CCW, αoA= 6.50 rad/sec² CW) r C B
Slider 4 is moving downward at a speed of 14 = 2 m/s and with a downward acceleration of a = 0,25 m/s at the moment 0=60°. The slider is connected to a wheel of with a radius of R = 1.5 m with a rod of length L = 3 m. The wheel is rolling without slipping. VA ал C B VA OB R A) Sketch a diagram of the rod showing the location of its Instant Center at the moment shown. What is the distance, r from the instant center to to point A? A/IC' B) Using the rod's instant center, determine the angular speed of rod AB. C) Using a relative acceleration approach, determine the acceleration of point B.
The telephone-cable reel rolls without slipping on the horizontal surface. If point A on the cable has a velocity VA = 0.70 m/s to the right, compute the velocity of the center O (positive if to the right, negative if to the left) and the angular velocity w (positive if counterclockwise, negative if clockwise) of the reel. 1.72 m A Answers: Vo = W= 0.60 m 1.075 i 1.25 m/s rad/s
A LAB=60cm 45° Platform C v=10cm/s Disk B (radius=30cm) rolls without sliding relative to Platform C as the platform is moving upwards with a velocity 10cm/s. At the instant shown, determine the following: Identify the rigid bodies in the system and the type of motion of each body. Determine the magnitude of velocity of the disk's center, V8 Determine the angular velocity of Disk B, WB Determine the angular velocity of member AB, WAB а. b. C. d. B.
The telephone-cable reel rolls without slipping on the horizontal surface. If point A on the cable has a velocity VÀ = 0.84 m/s to the right, compute the velocity of the center O (positive if to the right, negative if to the left) and the angular velocity w (positive if counterclockwise, negative if clockwise) of the reel. Answers: Vo = W = 1.91 m 4 0.69 m 1.315 i 1.376 Ho m/s VA rad/s
The ring of a diameter 1.2 m is pinned to the cart, as shown. At the instant shown, the cart has a velocity v to the right which is increasing at 1.6 m/s per second, and the ring has a clockwise angular velocity w = - 3.2 rad/s which is decreasing at 1.6 rad/s per second, and 0 = 35°. Calculate the magnitude of the accelerations of points B and C on the ring for this instant. (að = 11.82 m/s², ас 10.55 m/s²) = v, a A Ꮎ ω C B
At the instant shown, the uniform slender rod with mass m = 35 kg is pin-supported at point O. It is subjected to a counterclockwise moment M = 66 N•m, has a counterclockwise angular velocity of W= 5.1 rad/s, and the dimensions a = 0.19 m and b = 0.58 m. Determine angular acceleration of the rod (in rad/s2) at this instant. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point. Negative sign must be included if the angular acceleration is clockwise. Take g = 9.81 m/s2. O. · M Your Answer: Answer
At the instant shown, the uniform slender rod with mass m = 32 kg is pin-supported at point O. It is subjected to a counterclockwise moment M = 65 N•m, has a counterclockwise angular velocity of W= 5.8 rad/s, and the dimensions a = 0.23 m and b = 0.69 m. Determine angular acceleration of the rod (in rad/s²) at this instant. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point. Negative sign must be included if the angular acceleration is clockwise. Take g = 9.81 m/s². a Your Answer: Answer M b

SEE MORE QUESTIONS

Recommended textbooks for you

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Control Systems Engineering

Mechanical Engineering

ISBN:

9781118170519

Author:

Norman S. Nise

Publisher:

WILEY

Mechanics of Materials (MindTap Course List)

Mechanical Engineering

ISBN:

9781337093347

Author:

Barry J. Goodno, James M. Gere

Publisher:

Cengage Learning

Engineering Mechanics: Statics

Mechanical Engineering

ISBN:

9781118807330

Author:

James L. Meriam, L. G. Kraige, J. N. Bolton

Publisher:

WILEY

SEE MORE TEXTBOOKS