7) A table saw spins at 3,000 rpm and has a diameter of 0.356 m. As a safety precaution, the blade must come to a stop in 5 ms when the safety mechanism is tripped. (1,000 ms = 1 s) a) What angular acceleration is required to stop the blade? (Answer in rad/s^2) b) If the blade has a mass of 2.34 kg, what torque must the brake apply to the blade to bring it to a stop in time? c) If the braking mechanism is 0.15 m from the center of the blade, how much force must it apply to the blade to make it stop?

7) A table saw spins at 3,000 rpm and has a diameter of 0.356 m. As a safety precaution, the blade must come to a stop in 5 ms when the safety mechanism is tripped. (1,000 ms = 1 s) a) What angular acceleration is required to stop the blade? (Answer in rad/s^2) b) If the blade has a mass of 2.34 kg, what torque must the brake apply to the blade to bring it to a stop in time? c) If the braking mechanism is 0.15 m from the center of the blade, how much force must it apply to the blade to make it stop?

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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