Homework 9 Begin Date: 4/11/2018 12:00:00 AM-Due Date: 4/23/2018 11:59:00 PM End Date: 4/23/2018 11:59:00 PM...

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Homework 9 Begin Date: 4/11/2018 12:00:00 AM-Due Date: 4/23/2018 11:59:00 PM End Date: 4/23/2018 11:59:00 PM (8%) Problem 4: A disk at rest experiences a constant angular acceleration for t= 15 s, at the end of which it is spinning with a frequency of f= 55 rpm. Please answer the following questions. Randomized Variables t=15 s f=55 rpm ▷& 17% Part (a) Write an expression for the magnitude of the angular velocity of the disk after the acceleration in terms of the frequency. Grade Summary M 000 d BFP h m Submit Hints: 29 deduction per hint. Hints remaining: 3 BK X f P Hint (0) 8 D 8 k t t + V 0 # - 7 8 9 AIGM 4 5 6 1 0 2 3 HA A X I give up! Feedback: 200 deduction per feedback. Deductions Potential 0% 100% Submissions Attempts remaining: 7 (0% per attempt) detailed view & 17% Part (b) Calculate the magnitude of the angular velocity of the disk in rad's at time t= 15 s. à 17% Part (c) Write an expression for the average angular acceleration of the disk a... in terms of angular velocity. à 17% Part (d) Calculate the magnitude of the average angular acceleration of the disk a from rest to t= 15 s in rad/s². à 17% Part (e) Write an expression for the period of the disk in terms of frequency f 17% Part (f) Calculate the magnitude of the period of the disk 7 at time 1-15s in seconds. Homework 9 Begin Date: 4/11/2018 12:00:00 AM-Due Date: 4/23/2018 11:59:00 PM End Date: 4/23/2018 11:59:00 PM (8%) Problem 4: A disk at rest experiences a constant angular acceleration for t= 15 s, at the end of which it is spinning with a frequency of f= 55 rpm. Please answer the following questions. Randomized Variables t=15 s f=55 rpm ▷& 17% Part (a) Write an expression for the magnitude of the angular velocity of the disk after the acceleration in terms of the frequency. Grade Summary M 000 d BFP h m Submit Hints: 29 deduction per hint. Hints remaining: 3 BK X f P Hint (0) 8 D 8 k t t + V 0 # - 7 8 9 AIGM 4 5 6 1 0 2 3 HA A X I give up! Feedback: 200 deduction per feedback. Deductions Potential 0% 100% Submissions Attempts remaining: 7 (0% per attempt) detailed view & 17% Part (b) Calculate the magnitude of the angular velocity of the disk in rad's at time t= 15 s. à 17% Part (c) Write an expression for the average angular acceleration of the disk a... in terms of angular velocity. à 17% Part (d) Calculate the magnitude of the average angular acceleration of the disk a from rest to t= 15 s in rad/s². à 17% Part (e) Write an expression for the period of the disk in terms of frequency f 17% Part (f) Calculate the magnitude of the period of the disk 7 at time 1-15s in seconds.

Answer rating: 100% (QA)

Part a The magnitude of the angular velocity of the disk after the acceleration in terms of the frequency is given by the formula 2f where is the angu... View the full answer