Parvinbhai Consider a conveying system with two gears, which have the radiuses R1= 3 mm and R2= 14 mm, and the mass moments of inertia Icm1 = 5 kg*m² and Icm2 -10 kg*m², respectively. The beltplate has a mass of M3 = 2 kg and is constrained by a spring with the stiffness of 15 n/m and the ground with the damping coefficient of C3 = 0.3 N*s/m The conveying system is linked by a springwith the stiffness of 9 n/m. What is damped natural circular frequency of the conveying system in rad/s?R. LR₁. IcmlK₁K3M₁

Answered: Image /qna-images/answer/772a9291-dced-4c71-8020-dd00438ba903.jpg

Answered: Consider a conveying system with two…

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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Calculate the damping rate for the system shown in the figure. Friction effect on supports will not be taken into account. The damping coefficient of the damper in the figure is c = 25 Ns / m. Note: equivalent spring coefficient to the sum of the inverses of coefficients in series-connected springs, to the sum of coefficients in parallel-connected Springs equals. 2kN/m 3kN / m 10KN/ m ww 10kg 4 kN/m C 1 kN/m Please select one: A.0,0658 B.0,0311
Five (5) uniform discs of mass 5 kg each are fitted onto a shaft which is rotating at 3,000 rpm constantly and supported by two (2) bearings P and Q as shown in Figure Q1. The system is initially totally balanced. If a few modifications are carried out as following:- Disc B: Removal of 0.2 kg at radius 0.01 m and position 240° Disc D: Addition of 0.1 kg at radius 0.02 m and position 150° Calculate the following:- The dynamic force acting on bearings P and Q. The mass mc and mg to be added at disks C and E respectively to be positioned at radius 0.02 m, and their respective angles to balance the system. а. b. 0.1 m 0.1 m 0.1 m 0.1 m 0.1 m 0.1 m 90° 180° 0° P 270° A C D E Figure Q1 -図図。
A factory in Liverpool only have available springs in stiffness values of 10, 100, and 1000 N/m. Design a spring system using these values only, so that a 100-kg mass is connected to ground with frequency of about 1.5 rad/s.
4 A compressor requires 120 kW to run at 240 rpm from an electric motor of speed 750 rpm by means of a V-belt drivę. The diaincter of comp shaft pulley should not be more than 1000 mm while the center distance between the shafts is 2000 mm. Belt speed should not be more than 25 m/sec. Detcrmine number of belts to transmit the power it each belt has cross-sectional arca of 375 mm', density 1000 kg/m' and allowable tensile stress of 2.5 MPa. The pulley groove angle is 40° and coeff, of friction between pulley and belt is 0.25:
Consider the double mass/double spring system shown below. - click to expand. Both springs have spring constants k, and both masses have mass m; each spring is subject to a damping force of F friction We can write the resulting system of second-order DEs as a first-order system, w'(t) = Aw(t), with w = (x₁, x₁, x₂, x₂) T For values of k = 4, m = 1 and c = 21,2 = 0.5±3.2i, V₁ 23,4= - 0.5 ± 1.13i, V3 1, the resulting eigenvalues and eigenvectors of A are -0.039 0.248i 0.813 0.024 +0.153i -0.502 -0.134-0.302i' 0.409 -0.216 - 0.489i 0.661 and (a) Find a set of initial displacements x₁(0), x₂(0) that will lead to the fast mode of oscillation for this sytem. Assume that the initial velocities wil be zero. (x₁(0), x₂(0)) Enter your answer using angle braces, (and ). cx (friction proportional to velocity). (b) At what frequency will the masses be oscillating in this mode? Frequency = rad/s
Power is transmitted between two shafts by a V-belt whose mass is 0.9 kg/m length. The maximum permissible tension in the belt is limited to 2.2 kN. The angle of lap is 170° and the groove angle 45°. If the coefficient of friction between the belt and pulleys is 0.17, find : 1. velocity of the belt for maximum power; and 2. power transmitted at this velocity. Note: Sketch the belt drive system for both parts and label the given data on it.
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The uniform bar shown in the attached figure is pivoted at point O. Its motion is controlled by three springs and a damper as illustrated; find the value of the damping coefficient C, if the damping ratio is to be 0.4. Given the following data Data: k₁-7000 N/m, k₂=8000 N/m, ky 10000 N/m, M = 12 kg, b=0.4 m a=0.2 m J-0.5 Kg.m² Lif ww Bar MJ $0 www.m
Figure Q9 shows part of a system with many degrees of freedom. Write the equation of motion for m₂. Specify the assumptions that you may need to consider in determining the relative displacements and subsequent spring forces. ■ ■ ■ Kn-1 i M Fn-1 Kn Juny mn-1 mn kn+1 Fn mn+1 Kn+2 n

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