Question 1941
How does the concept of torque arise in rotational motion?
Question 1942
What is the direction of v = ω × r for counterclockwise rotation when viewed from above?
Question 1943
In the expression v = ω × r, what happens if r is parallel to ω?
Question 1944
What is the magnitude of v = ω × r when r makes an angle θ with ω?
Question 1945
Which of the following best describes the vector ω × r?