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4:12 C all 79% Question 1 Not yet answered Points out of 1.00 P Flag question A disc of radius of 15 cm, initially rotating at 30 rev/min, slows down with constant angular acceleration and stops in 20 s. Take t = 3. What is the radial acceleration of a point of the edge of the disc at t = 0? Select one: a. 2.35 m/s? b. 1.35 m/s? c. 0.60 m/s? d. 2.15 m/s? e. 0.75 m/s? f. 2.50 m/s? g. 0.45 m/s? h. 1.50 m/s? Next page Time left 0:17:21

4:12 C all 79% Question 1 Not yet answered Points out of 1.00 P Flag question A disc of radius of 15 cm, initially rotating at 30 rev/min, slows down with constant angular acceleration and stops in 20 s. Take t = 3. What is the radial acceleration of a point of the edge of the disc at t = 0? Select one: a. 2.35 m/s? b. 1.35 m/s? c. 0.60 m/s? d. 2.15 m/s? e. 0.75 m/s? f. 2.50 m/s? g. 0.45 m/s? h. 1.50 m/s? Next page Time left 0:17:21

College Physics
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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4:12 C all 79% Question 1 Not yet answered Points out of 1.00 P Flag question A disc of radius of 15 cm, initially rotating at 30 rev/min, slows down with constant angular acceleration and stops in 20 s. Take t = 3. What is the radial acceleration of a point of the edge of the disc at t = 0? Select one: a. 2.35 m/s? b. 1.35 m/s? c. 0.60 m/s? d. 2.15 m/s? e. 0.75 m/s? f. 2.50 m/s? g. 0.45 m/s? h. 1.50 m/s? Next page Time left 0:17:21
Transcribed Image Text:4:12 C all 79% Question 1 Not yet answered Points out of 1.00 P Flag question A disc of radius of 15 cm, initially rotating at 30 rev/min, slows down with constant angular acceleration and stops in 20 s. Take t = 3. What is the radial acceleration of a point of the edge of the disc at t = 0? Select one: a. 2.35 m/s? b. 1.35 m/s? c. 0.60 m/s? d. 2.15 m/s? e. 0.75 m/s? f. 2.50 m/s? g. 0.45 m/s? h. 1.50 m/s? Next page Time left 0:17:21
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