helpful... but as 06yanji said, you got your signs wrong on torque because counterclockwise is positive and negative for clockwise. how i remember it is usually due to polar coordinates, the angles are positive if you go counterclockwise and negative if you go clockwise.
awesome! oh my gosh, this was so helpful! thanks so much for posting it... and thanks to the professor for explaining so well. i wish she was my professor! thanks again.
i love this song! i'm my own hero. it's inspiring and it always encourage me to try harder and just keep going. yes... "it's a long road when you face the world alone."
awesome lecture, interesting, in dept, and it does explain quite a bit.