Answer Happy

QUESTION 1 Calculate how many radians there are in 4.4 revolutions? Note 1: The units are not required to be expressed in the answer in this instance. Note 2: If rounding is required, please express your answer as a number rounded to 2 decimal places. QUESTION 2 Tiger Woods accelerates his driver (club) during the second half of his downswing with an average acceleration of 15.3 rad/s/s. Calculate the club head's final angular velocity (at ball contact) if it was traveling with an initial angular velocity of 11.61 rad/s and contacted the ball 0.10 seconds later. Note 1: The units are not required to be expressed in your answer in this instance. Note 2: If rounding is required, please express your answer as a number rounded to 2 decimal places. Note 3: This answer should be expressed in rad/s.