initially theres a magnetic field of 1.1T through the center of the coil at a right angle. The magnitude reverses direction in 0.1secs. Calculate the average current flowing in the solenoid during this time interval

Which object is most likely represented by a dot?

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?

The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.