A rotating wheel accelerates at a constant rate from an angular speed of 19 rad/s to 45 rad/s in a time interval of 4 s. Part 1 (a) What is the angular acceleration in rad/s/s? i rad/s/s Save for Later Attempts: 0 of 10 used Submit Answer Part 2 (b) What is the average angular speed? 1 rad/s Save for Later Attempts: 0 of 10 used Submit Answer Part 3 (c) What is the angle in radians through which the wheel rotates? i rad Save for Later Attempts: 0 of 10 used Submit Answer Part 4 (d) What is this angle in degrees