At its peak, a tomade is 62.0 m in diameter and carries 440 kmyh winds. What is its angular velocity in revolutions per second? 1.97 * rev/s Additional Materials Reading B.b mil Anism or 7. [-/2 Points] DETAILS OSUNIPHYS1 10.3.P.052. A bicycle wheel with radius 0.3 m rotates from rest to 2.1 revy's in 5.5 s. What is the magnitude (in my's ] of the total acceleration vector at the edge of the wheel at 2.0 s7 m/s What is the angle that this total acceleration vector makes with the centripetal acceleration vector? (Enter the magnitude of the smallest such angle in degrees.) Additional Materials 3. [-/1 Points] DETAILS OSUNIPHYS1 10.4.WA.034. A typical helicopter with four blades rotates at 220 rom and has a kinetic energy of 3.85 x 10 J. What is the total moment of inertia of the blades? kog . m Additional Materials Reading 9. [-/2 Points] DETAILS OSUNIPHYS1 10.4.WA.036. Neptune has a mass of 1.02 x 102d kq and a radius of 2.48 x 107 m. Assume it is a uniform solid sphere. The distance of Neptune from the Sun is 4.50 x 1012 m. (Assume Neptun single rotation in 16.1 hours and orbits the Sun once every 6.02 x 10# Earth days.) (a) what is the rotational kinetic energy of Neptune on its axis? b] What is the rotational kinetic energy of Neptune in its orbit around the Sun? Additional Materials Reading 10. [-/4 Points] DETAILS OSUNIPHYS1 10.5.WA.037.TUTORIAL. A uniform rad of mass 2.40 kog and length 2.00 m is capable of rotating about an axis passing through its center and perpendicular to its length. A mass m, - 4.80 kg is attached to one end and a second mass my - 2.00 kog is attached to the other end of the red. Treat the two masses as point particles. (a) What is the moment of inertia of the system? bj if the rod rotates with an angular speed of 2.10 rad/'s, how much kinetic energy does the system have? (c) Now consider the rod to be of negligible mass. What is the moment of inertia of the rod and masses combined? kg . mz 'd] If the rod is of negligible mass, what is the kinetic energy when the angular speed is 2. 10 rad/s