Physics 151 Week 8 Day 1 Topics Working with tilted coordinate systems Applying Newton’s 1st Law of Motion Force and Motion Graphs Applying Newton’s Laws of motion
F net = 0 Problems The cable at left exerts a -30 N force. a.Write the equation for the sum of the forces in the x-direction. What is the value of T 2 ? b. Write the equation for the sum of the forces in the y-direction. What is the force of gravity acting on the ball? 30 T2T2 T1T1
Gravitational Force & Coordinate Systems Slide 4-19 A. B. C. D. E. Can’t tell what F g,y is
Equilibrium
Force and Motion Graphs