The smooth surface of the vertical cam is defined in part by the curve r = (0.2 cos 0+0.3) m. (Figure 1)FigurePart A1 of 1 >If the forked rod is rotating with a constant angular velocity of 0 = 4 rad/s, determine the force the cam andthe rod exert on the 1.9-kg roller when 0 = 30°. The attached spring has a stiffnesss k = 30 N/m and anunstretched length of 0.1 m.Express your answers in newtons using three significant figures separated by a comma.

Answered: The smooth surface of the vertical cam…

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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Table 1. Geometry of the cam. Point x (in.) | y (in.) 1 2.20 0.00 1.28 0.88 3 0.66 1.14 4 0.00 1.20 -0.60 1.04 6. -1.04 0.60 7 -1.20 0.00 e 1. Schematic of cam profile. If the cam follows a straight line profile from x=1.28 to x= 0.66, what is the value of y at x=1.10 using Newton's divided difference method of interpolation and a first order polynomial. If the cam follows a quadratic profile from x=2.20 to x=1.28 to x=0.66, what is the value of y at x=1.10 using Lagrange method of interpolation and a second order polynomial. Find the cam profile using all seven points in Table 1, Newton's divided difference method of interpolation and a sixth order polynomial. Find the cam profile using all seven points in Table 1, Least-Squares method of regression and a sixth order polynomial.
Explore the profile of a disc cam to give uniform velocity during outstroke of 25 mm to a knife edge follower during the first half of the cam revolution. The return of the follower also takes place with uniform velocity during the remaining half of the cam revolution. Shaft diameter is 25 mm. The axis of the knife edge follower passes through the axis of the cam. The cam is rotating with constant rpm.
Construct a tangent cam and mention the important terminologies on it. Also derive the expression for displacement, velocity, acceleration of a reciprocating roller follower when the roller has contact with the nose.
A turbine blade rotates with angular velocity w(t) = 3.1 rad -2.7 rad +2. What is the angular acceleration of the blade at t = 8.0 s? S 83
Draw the profile of a cam operating a roller reciprocating follower and with the following data: Minimum radius of cam =25 mm; lift=30mm; Roller diameter= 15mm. The cam lifts the follower for 120° with SHM, followed by a dwell period of 30. Then the follower lowers down during 150° of cam rotation with uniform acceleration and retardation followed by a dwell period. If the cam rotates at a uniform speed of 150 RPM. Calculate the maximum velocity and acceleration of follower during the descent period
Q1/ In a planetary gear train shown in the Figure. Determine the angular velocity of gear A. Int Take: TA= 22, Ts= 30, TB= 25, TD= 50, T₁ (Ext.) = 220, TE (Int.) = 200, Ns= +30 rpm, and Narm= -90 rpm. Ext. Arm S D 20
For a plate cam with translating offset follower with knife-edge similar to the following Figure, The guide path of the follower is on the right, and the cam rotates counterclockwise. The offset e=10mm. The radius of the base circle r0=40mm. The cam rotates counter-clockwise. The follower has the motion: A rise with constant velocity motion curve during o=180 No outer dwell, os-0. A return with constant acceleration and deceleration motion curve during =120 The angle for inner dwell is os'= 60° Lift is h =20mm Please draw the displacement diagram of the follower with the scale 1:1 by pencil and keep auxiliary lines. (2) Please design the cam profile by graphical method with the scale 1:1, by pencil and keep auxiliary lines. TTT
Do not give answer in image and hand writing
3.39 In Figure P3.9, 0 = 135° and @n = 10 rad/s. Draw and dimension the velocity polygon. Identify the follower velocity and the sliding velocity. Use the scale 1 in %3D 5 in/s. r= 2 in Follower 2 C 0,C = 1 in B on 1 B2 on 2 Cam 0 FIGURE P3.9
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Consider the following statements: 1. For a radial-translating roller follower, parabolic motion of the follower is very suitable for high speed cams. 2. Pitch point on pitch circle of a cam corresponds to the point of minimum pressure angle which of the statements given above is/are correct ? (b) 2 only (a) 1 only (c) Both 1 and 2 (d) Neither 1 nor 2
Draw a Cam with uniform motion of follower based on the following data. 45 mm minimum diameter of Cam, 50 mm lift (rise) with uniform velocity, 0º to 90º Rise, 90º to 180º Top dwell, 180º to 270º Fall, 270º to 360º bottom dwell, clockwise rotation. The diameter of Cam Shaft hole is 25mm.

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