13. A bar of mass M on a frictionless, horizontal surface ex- periences a single horizontal...

Question

Question

Answer 1

Answer #1

Moment balance about com - Torque equation Fe = ro (me 2 x 9 cm F = macm to acm= 31 - 9 cm? Ffm optima

Answer 2

Similar Homework Help Questions

2. (15 pts) A uniform density flat solid square has a total mass M and side...

2. (15 pts) A uniform density flat solid square has a total mass M and side length L. It lies on a horizontal frictionless surface, as shown in the top view below. It is pivoted at one corner. Three forces, each of magnitude F, act on the square as shown. Pivot L A TOP VIEW: I----- What is the magnitude of the angular acceleration of the square while these forces act as shown? Put your answer in terms of only...
1. A thin, uniform bar of length L and mass M is supported by a frictionless...

1. A thin, uniform bar of length L and mass M is supported by a frictionless horizontal surface. A ball of mass m travels to the right with speed v and strikes the bar. (top view) a. Assume the ball strikes the bar a distance d from the center of the bar and sticks to the bar. Find the velocity of the center of mass of the bar-ball system and them angular speed of the system. b. Assume the ball...
A block of mass m2 = 38 kg on a horizontal surface is connected to a...

A block of mass m2 = 38 kg on a horizontal surface is connected to a mass m2 = 20.1 kg that hangs vertically as shown in the figure below. The two blocks are connected by a string of negligible mass passing over a frictionless pulley. The coefficient of kinetic friction between m, and the horizontal surface is 0.24. m (a) What is the magnitude of the acceleration (in m/s2) of the hanging mass? 3.39 Did you draw a free-body...

A block with mass M rests on a frictionless surface and is connected to a horizontal...

A block with mass M rests on a frictionless surface and is connected to a horizontal spring of force constant k. The other end of the spring is attached to a wall (Fig. P14.68). A second block with mass m rests on top of the first block. The coefficient of static friction between the blocks is ms. Find the maximum amplitude of oscillation such that the top block will not slip on the bottom block. Suppose the two blocks are...
A horizontal force of 40 N acting on a block on a frictionless level surface produces...

A horizontal force of 40 N acting on a block on a frictionless level surface produces an acceleration of 2.5 m/s2. A second block, with a mass of 4.0 kg, is dropped onto the first. What is the magnitude of the acceleration of the combination of blocks if the same force continues to act? (Assume that the second block does not slide on the first block.)
A block of mass m2 on a rough, horizontal surface is connected to a ball of...

A block of mass m2 on a rough, horizontal surface is connected to a ball of mass m1 by a lightweight cord over a lightweight, frictionless pulley as shown in the figure. A force of magnitude F at an angle ?θ with the horizontal is applied to the block as shown, and the block slides to the right. The coefficient of kinetic friction between the block and surface is ??μk. Determine the magnitude of the acceleration of the two objects.

the horizontal surface on which the block slides is frictionless. If F=30 N and M =...

the horizontal surface on which the block slides is frictionless. If F=30 N and M = 8kg, what is the magnitude of the resulting acceleration of the block
Problem 4 A block of mass m slides at velocity vo across a horizontal frictionless surface...

Problem 4 A block of mass m slides at velocity vo across a horizontal frictionless surface toward a large curved movable ramp n and has a smooth circular frictionless face up which the block can easily slide. When the block slides up the ramp, it momentarily reaches a maximum height a shown in Figure II, and then slides back down the frictionless surface as shown in Figure III. face to the horizontal (a) Find the velocity of the ramp at...
A block of mass m1 = 36 kg on a horizontal surface is connected to a...

A block of mass m1 = 36 kg on a horizontal surface is connected to a mass m2 = 17.1 kg that hangs vertically as shown in the figure below. The two blocks are connected by a string of negligible mass passing over a frictionless pulley. The coefficient of kinetic friction between m1 and the horizontal surface is 0.25. (a) What is the magnitude of the acceleration (in m/s2) of the hanging mass? ____ m/s2 (b) Determine the magnitude of...

4. In the figure shown, rod AB (M-2 kg, L-2 m, center of mass C located 1 m above ground) is kept on a rough surface (H...

4. In the figure shown, rod AB (M-2 kg, L-2 m, center of mass C located 1 m above ground) is kept on a rough surface (H-0.5). A horizontal force F = 10 N is applied to the rod at point D, and distance CD-L/3 m. This horizontal force F causes the rod to rotate about B. Find initial linear acceleration of the top-most point A of the rod. Figure inset shows moment of inertia of a rod. Ignore air...