The 200-mm-radius disk rolls without sliding on the surface shown. Knowing that the distance BG is 160 mm and that at the instant shown the disk has an angular velocity of 8.6 rad/s counterclockwise and an angular acceleration of 2.3 rad/s2 clockwise, determine the acceleration of A. A 800 mm The acceleration of A is 11.55 200 mm B m/s² →.

L. B. 0.4 m Bar AB is rotating counterclockwise at the constant angular velocity of 6 rad/s. For the shown instant 6 rad/s C determine: a) the angular velocity of bar CD b) the angular acceleration of bar CD 0.3 m 0.2 m 600 A D strih

The instant shown, bar AB has an angular velocity of 6.5 rad/s and an angular acceleration of 4 rad/s², both clockwise. 200 mm B 75 mm D 175 mm 100 mm A E Determine the angular acceleration of bar BD by using the vector approach. (You must provide an answer before moving to the next part.) The angular acceleration of bar BD is rad/s² clockwise.

When block B is resting on the surface, pulley A is rotating at a constant angular acceleration α = 6 rad/s². Pulley C has an inner hub D which are turning together as one body. Assuming the belt is inextensible and does not slip What is the speed of block B, in m/s, when it is at 6 m above the surface? Round the answer to two decimals. 50 mm A 75 mm 150 mm C B

4. The fan blades suddenly experience an angular acceleration of 2 rad/s². If the blades are rotating with an initial angular velocity of 4 rad/s, determine the speed of point P when the blades have turned 2 revolutions. a. 14.2 ft/s b. 17.7 ft/s c. 23.1 ft/s d. 26.7 ft/s

The assembly shown consists of two rods and a rectangular plate BCDE that are welded together. The assembly rotates about the axis AB with a constant angular velocity of 16 rad/s. Knowing that the rotation is counterclockwise as viewed from B, determine the velocity and acceleration of corner E. 225 mm 500 mm The velocity of corner Eis ( The acceleration of corner Eis A 300 mm m/s)i + ( m/s²)i + m/s)j. | m/s²)j + m/s2)k.

The 200-mm-radius disk rolls without sliding on the surface shown. Knowing that the distance BG is 160 mm and that at the instant shown the disk has an angular velocity of 9.2 rad/s counterclockwise and an angular acceleration of 2.6 rad/s² clockwise, determine the acceleration of A. 800 mm The acceleration of A is 200 mm B 1 m/s² →.

A straight rack rests on a gear of radius r= 3 in. and is attached to a block B as shown. Knowing that at the instant shown 8 = 20°, the angular velocity of gear D is 4 rad/s clockwise, and it is speeding up at a rate of 2.5 rad/s², determine the angular acceleration of AB and the acceleration of block B. The angular acceleration of AB is The acceleration of block B is rad/s² clockwise. (Round the final answer to three decimal places.) in./s2. (Round the final answer to one decimal place.)

The 200-mm-radius disk rolls without sliding on the surface shown. Knowing that the distance BG is 160 mm and that at the instant shown the disk has an angular velocity of 11 rad/s counterclockwise and an angular acceleration of 3.5 rad/s² clockwise, determine the acceleration of A. (Round the final answer to two decimal places.) A 800 mm The acceleration of A is m/s² →→ B 200 mm

Knowing that at the instant shown bar AB has a constant angular velocity of 6.5 rad/s clockwise, determine the angular acceleration of bar BD and bar DE. (Round the final answers to two decimal places.) 100 mm B 200 mm 75 D 175 mm The angular acceleration of bar BD is The angular acceleration of bar DE is -2.93 rad/s² clockwise. -2.93 rad/s? clockwise.