A camera is set up path the starting line of a drag race 70 ft from a dragster at the starting line. Two seconds after the start of the race, the dragster has traveled 140 ft and the camera is turning at 0.4 rads/s while filming the dragster.
a) What is the speed of the dragster at this point?
b) A second camera filming the dragster is located on the starting line 120 ft away from the dragster at the start of the race. How fast is this camera turning 2 s after the start of the race?