Solve the following problem. Show all work and use S.I. units. A 10 m radius turntable turns at aspeed of 2 rotations each second. 1. What is the tangential speed at the center of rotation? 2. What is the angular speed at the center of rotation? 3. What is the linear speed at a point that is halfway between the center and the edge?
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- Please help me with these questions A motor speeds up the flywheel with a constant torque of 75 N m. a. Find the moment of inertia about the axis of rotation of the disk. b. Calculate the angular acceleration. c. Determine how long it takes the flywheel to reach top speed. d. Calculate the amount of energy stored in the flywheel. The flywheel is disconnected from the motor and connected to a machine to which it will deliver energy. Half of the energy stored in the flywheel is delivered in 4.0 seconds. e.Calculate the average power delivered to the machine by the flywheel.Just explain concepts, formulas, theories as if you were to solve.... A hoop and a solid disk both have the same radius and mass and negligible thickness. Assume that they are both rotating with the same constant angular speed. Which has the higher rotational kinetic energy? If you see an object rotating, is there necessarily a net nonzero torque acting on it? Why or why not? A skater rotates quickly on the ice. He pushes his arms out. What happens to his angular speed? Why? A 100 gram meter stick has a wad of clay on one end of it. The stick is supported from a fulcrum point 33 1/3 cm from the clay. What is the clay's mass? A student sits on a rotating stool holding two 3.0 kg objects. When his arms are extended horizontally, the objects are 1.0 m from the axis of rotation and he rotates with an angular speed of 0.75 rad/s. The moment of inertia of the student plus stool is 3.0 kg m2 and is assumed to be constant. The student then pulls in the objects horizontally to 0.30 m…Don't use chat gpt It
- please answer all the subpartsA 290-N sphere 0.20 m in radius rolls without slipping 6.0 m down a ramp that is inclined at 25° with the horizontal. What is the angular speed of the sphere at the bottom of the slope if it starts from rest? rad/s Need Help? Read It E Show My Work (Optional) ?A marble rolls without slipping from rest along a track shown. The marble has mass m and radius r. The loop has radius R. If the marble is to stay on the track, from what minimum height is it released?