3 A homogeneous slender bar AB with length and mass M rotates around point A. At...
Question 4 A homogeneous slender rod AB of mass m and length L is held in the position shown in Figure Q4. The end A of the rod is free to move along the smooth horizontal surface. The end B of the rod is connected to rod BC of negligible mass. The rod AB is released from rest in the position shown when 0 = 60°. If the acceleration of end B is ā, = -a,j, derive the expressions in...
Problem 4 A uniform slender rod of length L- 3 m and mass 2 kg rotates freely (no friction) about hinge at A. Att- 0, the initial angle is B 30 and the initial angular velocity SQUARED is 4.9 rads/s in the counter-clockwise direction. a) What are the hinge reaction forces, acceleration of the center of mass, angular velocity (squared) and angular acceleration as functions of B, b) what are the hinge reaction forces, acceleration of the center of mass...
Problem3 A uniform slender rod of length L- 2 m and mass 3 ke rotates freely nodty soUARED S hinge at A. At t-0, the initial angle is θ-30 and the in rads/s in the counter-clockwise direction. (no friction) about itial angular velocity SQUARED is 5 What is the angular velocity (squared)d02 and angular acceleration α as functions of 0? a) b) What are the hinge reaction forces as functions of 0, (u? and a? c) What are the hinge...
Prob. 3 A slender uniform homogeneous bar of total mass 2 kg is used to stiffen the 4 kg rectangular plate, as shown, along all its four sides. Determine a) The total length of the bar b) The total mass of the assembly c) Its center of mass location, G. d) determine the moment of inertia e) and radius of gyration about G. 300mm A 300mm + 400mm Prob. 4 The stiffened plate described in Prob 3 above, and supported...
Sketch a 2 kg slender uniform homogeneous bar AB that is leaning against a vertical wall. The end A is a point on the floor 5 ft away from the wall on the left or right (your choice), and end B is 12 ft above the floor (the datum). At the instant, the bar has an angular velocity of 3 rad/s CW. Determine the magnitudes and directions of the velocities of the ends A and B. What are the kinetic...
A slender bar of length / is pinned to the L-shaped bar at O. The L-shaped bar rotates about the vertical axis with a constant angular velocity ω。. Find the acceleration of the mass center of the slender bar for a constant angle β relative to the vertical Indicate your solution in the coordinate system aligned with the bar. #1. a0db
Find the forces acting on the bar when in this position. lce anwel last aid use BOTH angles A slender bar, AB, has a 5.10 kg mass, and a 2.40 m length. Point A on the bar is in er end with a smooth, incline tilted at an angle of 77.0° with res of the bar at B is in contact with a smooth, horizontal floor. When With respect to the floor, the magnitude of the angular velocity about the...
Prob. 4 Consider a slender uniform homogeneous bar of total length 1.5 m and mass 4.5 kg that is bent and welded to form the equilateral triangular object supported at a hinge in a vertical plane as shown. If the angular velocity is constant at 5 rad/s, determine the components of the reactions at the hinge Prob. 4 Consider a slender uniform homogeneous bar of total length 1.5 m and mass 4.5 kg that is bent and welded to form...
A uniform slender bar AB of mass m has two light pegs A and B which are constrained to move in the frictionless circular slot with center O in the vertical plane. At the position depicted, the bar is released from rest. Find the bar's initial angular acceleration when the bar is released in terms of appropriate given quantities. The pegs each contact only one side of the slot at a given time.
(5 points) The ends of the 0.55 m slender bar AB remain in contact with their respective support surfaces. If end B has a velocity VB = 0.45 m/s in the direction shown, determine the angular velocity of the bar the velocity of end A. The angle between the bar AB and vertical is 35°. 2. 105° UB