Determine the velocity and acceleration of point D at the given angles if link 2 is rotating at 10 rad/s CW and acceleration at 1 rad/s^2 CW B₂ on 2 By on 3 C

3. The angular velocity of bar OA is constant at 2 rad/sec clockwise. Find the acceleration of the block at Point B.

The single axis robot arm given below moves parallel to the paper plane around the O point. a. Find the position, velocity and acceleration equations of the linear trajectory with parabolic parts that will bring this robot arm from -30 starting position to +30 end position in 3 seconds with zero start and end velocities. Take the acceleration times as 1 second. b. Using these equations, find the position velocity and acceleration of the robot arm at t = 2.5 seconds.

F 2 3 m3,JS3 M3 D 1 S3 B Ф1 w=const A - 0 Using graphical method draw: - velocity vectors in point S3 - acceleration vectors in point S3

Bar AB is rotating about A with an angular velocity of wAB 2 rad/s counterclockwise. At this instant bar BC is horizontal. Find the Wac and also, velocity of collar C. Note. You must solve the problem in the way that we solved in the class. Use Vg VA+ wX TB/A and express the vectors in Cartesian vector form. Other solutions will not be evaluated. Solve the problem step by step, and clearly show your work. 25 35 mm 170 mm

(b) Figure Q1(b) shows a train travelling along a circular curve of a radius r= 300 m. At the instant shown, its angular rate of rotation is 0.03 rad/s which is decreasing at 0.0015 rad/s². Calculate the magnitude of train’s velocity at this instant shown and also calculate the magnitude and direction of the train's acceleration at this instant.

5. The belt-driven pulley and attached disk are rotating with increasing angular velocity. At a certain instant, PA Up 15 ft/sec and aд an 188 ft/sec². If d 2 ft and R = 2.2 ft, calculate thei velocity and acceleration of point P on the belt for that instant. (up 12.5 ft/sec, ap = 11.42 ft/sec) = v, a

Figure Q1(b) shows a train travelling along a circular curve of a radius r = 300 m. Atthe instant shown, its angular rate of rotation is 0.03 rad/s which is decreasing at0.0015 rad/s2. Calculate the magnitude of train’s velocity at this instant shown andalso calculate the magnitude and direction of the train’s acceleration at this instant.

Q1. Use the graphical method only, find the velocity of the piston for the system shown below and the angular velocity of the link AB about point A. The crank OA rotates counter clockwise at 3000 rev/min. If the angular acceleration of the crankshaft OA is 1200 rad/s, determine the angular acceleration of the connecting rod AB. Assume that OA = 150mm, AB = 250mm, angle BOA = 60°, ABO = 25°. G

1.       The angular velocity of the bar for the position shown is 120rpm but its angular acceleration is unknown. A particle “p” moves outward along the bar with a relative velocity of u=10 fps and an unknown relative acceleration. The total absolute acceleration of particle “p” is 150 fps2 directed horizontally to the left. Find the absolute angular acceleration of the bar and the linear acceleration of “p” in inch along the bar.