Please help me with the following questions.

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For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Calculating angular velocity. Part C An arc of length 15.0 cm on the circumference of a circle subtends an angle of 1290. What is the radius of the circle? Express your answer in centimeters. AEQ ? cm Submit Request Answer Part D The angle between two radii of a circle with radius 1.50 m is 0.670 rad. What length of arc is intercepted on the circumference of the circle by the two radii? Express your answer in meters. AEd ? L= m Submit Request AnswerPart A A high-speed flywheel in a motor is spinning at 500 rpm when a At what rate is the flywheel spinning when the power comes back on? power failure suddenly occurs. The flywheel has mass 36.0 kg and Express your answer in radians per second. diameter 80.0 cm. The power is off for 30.0 s, and during this time the flywheel slows due to friction in its axle bearings. During the time the power is off, the flywheel makes 160 complete revolutions AED ? For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Rotation with constant angular acceleration. W= rad/s Submit Request Answer V Part B How long after the beginning of the power failure would it have taken the flywheel to stop if the power had not come back on? Express your answer in seconds. IVO AED t = S Submit Request Answer Part C How many revolutions would the wheel have made during this time? Express your answer in revolutions.V Part). A safety device brings the blade of a power mower from an initial angular speed of N] to rest in 4 50 revolution At the same constant acceleration, haw many revulutiuns would it take the blade to mine to rest fram an initial angular speed w; that was three times as great For related problem-solving lips and stmtegies, you may want 10 L03 : 3w]? View a Video Tutor Soluticn of ., v o ? Rotation With constant angular acceleration n = 40.5rev Previous Answers Ewes: Answer 3' Incorrect; Try Again; 5 attempts remaining Part A A thin, rectangular sheet of metal has mass M and sides of length a and b. Use the parallel-axis theorem to calculate the moment of inertia of the sheet for an axis that is perpendicular to the plane of the sheet and that passes through one For related problemsolving tips and strategies, you may want to corner of the sheet view a Video Tutor Solution of Using the parallel-axis theorem. Express your answer in terms of the variables M, a, and b. AEd maz mb2 3 3 Submit Previous Answers Request AnswerPart A A computer disk drive is turned on starting from rest and has constant angular acceleration. If it took 0.430 s for the drive to make its second complete revolution, how long did it take to make the first complete revolution? Express your answer with the appropriate units. 68 ? t= Value Units Submit Request Answer V Part B What is its angular acceleration, in rad/s2? Express your answer in radians per second squared. AEd ? rad/s2 Submit Request AnswerV PartA As an intern at an engineering rm, you are asked to measure the moment of inertia of a large wheel for rotation about an axis . . . . . perpendicular to the wheel at its center. You measure the diameter What '5 the moment 0f Inertia 0f the wheel for \""5 EMS? 0f the wheel to be 0.600 to. Then you mount the wheel on Express your answer with the appropriate units. inctionless hearings on a horizontal frictionless axle at the center 01 the wheel. You wrap a light rope around the wheel and hang an 8.20 kg block of wood from the free end of the rope, as in E (gure 1}. You release the system from rest and nd that the block descends 12.0 In in 4.00 s. I: l5.245 1(ng Previous Answers Request Answer Provide Feedback Figure 1 of1 Part A For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Calculating angular velocity. What angle in radians is subtended by an arc of 1.48 m in length on the circumference of a circle of radius 2.40 m? Express your answer in radians. 0 = 0.617 rad Submit Previous Answers V Correct IDENTIFY: s = r0, with 0 in radians. EXECUTE: 0 : 1.48 m_ 2.40 m 0.617 rad Part B What is this angle in degrees? Express your answer in degrees. 0 = 35.3 0 Submit Previous Answers V Correct SET UP: 7 rad = 180. 0 = 0.617 rad = 35.30