7. A tire has a radius of 0.330 m, and its center moves forward with a linear speed of15.0 m/s. (a) What is the wo of the wheel? (b) Relative to the axle, what is v, of apoint located 0.175 m from the axle?

Given values:R = 0.33 mv = 15 m/sr = 0.175 m a) Angular velocity of the wheel:We know, if a tire is…

Answered: 7. A tire has a radius of 0.330 m, and…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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1) A car with tires of radius 25.0 cm accelerates from rest to 30.0 m/s in 10.0 s. When the car's speed is 2.00 m/s find the linear acceleration of the top of the wheel relative to (a) the center of the wheel, (b) the road. (Note that there will be a vertical and horizontal component to the acceleration.
Formula 1 cars have tires with a diameter of 72 cm. For this problem, we will consider the case of the car traveling in a straight line at a speed of 324 km/hr. (a) What is the angular velocity of the tires? Number (b) What is the centripetal acceleration at the edge of the tire? Number rad/s Number (c) If a bacterium (m = 1.50 x 10-15 kg) clings to the edge of the tire, what force must the bacterium exert to stay on the edge of the tire? m/s² Number N (d) Take the ratio of this force to the bacterium's weight. For your own consideration: Is this answer surprising? Could a human perform the same feat? Why might a bacterium be able to do that?
A merry-go-round starts from rest and accelerates uniformly over 19.5 s to a final angular velocity of 5.00 rev/min. (a) Find the maximum linear speed of a person sitting on the inferry-go-round 3.00 m from the center. (b) Find the person's maximum radial acceleration. (c) Find the angular acceleration of the merry-go-round. (d) Find the person's tangential acceleration.
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An automobile traveling 70.0 km/h has tires of 64.0 cm diameter. (a) What is the angular speed of the tires about their axles? (b) If the car is brought to a stop uniformly in 25.0 complete turns of the tires, what is the magnitude of the angular acceleration of the wheels? (c) How far does the car move during the braking? (Note: automobile moves without sliding) (a) Number i Units (b) Number i Units (c) Number i Units
The flywheel of an engine has a moment of inertia of 2.50kg.m2 about its rotation axis. What constant torque is required to bring it up to an angular speed 400rrev/min of in 8.00 s, starting from rest?
A new sport utility vehicle has tires with a diameter of 27.3 inches. The tires have a tread-life warranty of 55,000 miles. (a) How many radians will the tires rotate through within the full warranty length? rad (b) How many revolutions is this equivalent to? rev Need Help? Read It

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7. A tire has a radius of 0.330 m, and its center moves forward with a linear speed of 15.0 m/s. (a) What is the wo of the wheel? (b) Relative to the axle, what is v, of a point located 0.175 m from the axle?