Question 2121
Where is the center of the circular path of a particle in a rigid body undergoing rotation about a fixed axis?
Question 2122
What is the result of the cross product of two vectors if one is a scalar multiple of the other?
Question 2123
If a rigid body rotates with angular velocity ω, what is the linear velocity of a particle at position r from the axis?
Question 2124
What is the direction of the vector (ĵ × î)?
Question 2125
What is the value of (î × ĵ) · k̂?