Question 816
What is the angular acceleration if angular speed changes from 40π rad/s to 104π rad/s in 16 s?
Question 817
What determines the effectiveness of a force in producing rotation about a fixed axis?
Question 818
How is work calculated in rotational motion about a fixed axis?
Question 819
What is the primary simplification in rotational motion about a fixed axis?
Question 820
Which of the following is NOT a reason to ignore forces parallel to the axis of rotation?