The graph below gives the position x vs. t for a spot on rim of a rotating wheel. 30 x position (cm) M V N 0.6 0.8 1 1.2 1.4 1.6 1.8 2 Time (s) 25 20 15 10 0 -10 -15 -20 -25 0.2 0.4 From the graph determine the following quantities: (a) The angular speed w: 5.24 rad/s (b) The speed of the spot v: 1.31 m/s (c) The magnitude of centripetal acceleration of the spot a: 6.85 m/s^2 (d) The magnitude of angular acceleration a: 4.36 rad/s^2 + x (e) The magnitude of tangential acceleration of the spot at: ---Select---