Two vectors A and B, are added together to form the vector C = A+ B. The relationship between the magnitudes of these vectors is given by: Cx = –A cos 30° – B and Cy = A sin 30°. Which statement best describes the orientation of the vectors A and B?

Unpolarized light of intensity so passes through two sheets of polarizing material whose transmission axes make an angle of 60∘ with each other as shown in the figure. what is the intensity of the transmitted beam, st?

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.

What happens when a rubber rod is rubbed with a piece of fur?