A 4-kg disk A is mounted on arm BC, which has anegligible mass. If a torque of M = (5e0.51) N• m, where t isin seconds, is applied to the arm at C, determine the angularvelocity of BC in 2 s starting from rest. Solve the problemassuming that (a) the disk is set in a smooth bearing at B sothat it moves with curvilinear translation, (b) the disk isfixed to the shaft BC, and (c) the disk is given an initialfreely spinning angular velocity of w, = {-80k} rad/s priorto application of the torque.250 mmB60 mmM = (5e5) N - m

a)When the disk is set in smooth bearing at B so that it moves with curvilinear translation…

Answered: A 4-kg disk A is mounted on arm BC,…

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 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
Gears A and B of mass 15 kg and 56 kg have radii of gyration about their respective mass centers of ka = 80 mm and kg = 150 mm. (Figure 1) Figure M = 10 N - m 0.1 m 0.2 m 1 of 1 Part A If gear A is subjected to the couple moment M = 10 N·m when it is at rest, determine the angular velocity of gear B when t = 5 s. Express your answer to three significant figures and include the appropriate units. WB = Submit μÀ Value Provide Feedback 3 Request Answer Units ?
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The 250 g disk shown spins at the rate w1 = 750 rpm, while axle AB rotates as shown with an angular velocity ω2 of 6 rad/s. Find the Kinetic energy of the disk with this information.
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The 10 kg wheel has a radius of gyration about its center O of ko = 300 mm. When the wheel is subjected to the couple moment, it slips as it rolls. Determine the angular acceleration of the wheel and the acceleration of the wheel's center O. The coefficient of kinetic friction between the wheel and the plane is = 0.2. (Figure 1) Figure M 100 N m < 1 of 1 0.4 m Part A Determine the angular acceleration of the wheel. Express your answer to three significant figures and include the appropriate units. α = Submit ■ Part B ao = μÅ X Incorrect; Try Again Value Submit Previous Answers Request Answer Determine the acceleration of the wheel's center O. Express your answer to three significant figures and include the appropriate units. μA Units Value X Incorrect; Try Again Units ? Previous Answers Request Answer ? Units input for part B
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The 27-kg wheel has a radius of gyration about its center O of ko = 260 mm, and radius r = 0.5 m. When the wheel is subjected to the constant force F = 354 N, applied to the wheel's center axle at an angle = 6°, it starts rolling from rest. Determine the wheel's angular velocity W (in rad/s) after 3.2 seconds if the wheel has been rolling without slipping. Please pay attention: the numbers may change since they are randomized. Your answer must include 1 place after the decimal point. Take g = 9.81 m/s². F 0 Your Answer: Answer

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