IP Suppose the pendulum bob in the figure(Figure 1) has a mass of 0.35 kg and is moving to the right at point B with a speed of 2.3 m/s . Air resistance is negligible.https://session.masteringphysics.com/problemAsset/1122046/3/Walker.8.25.jpg
I found Bobs Kinetic Energy at point B which was 0.93J. However, what is At some point the bob will come to rest momentarily. Without doing an additional calculation, determine the change in the system's gravitational potential energy between point B and the point where the bob comes to rest Delta U? And, Find the maximum angle?

Question

IP Suppose the pendulum bob in the figure(Figure 1) has a mass of 0.35 kg and is moving to the right at point B with a speed of 2.3 m/s . Air resistance is negligible.https://session.masteringphysics.com/problemAsset/1122046/3/Walker.8.25.jpg 
I found Bobs Kinetic Energy at point B which was 0.93J. However, what is At some point the bob will come to rest momentarily. Without doing an additional calculation, determine the change in the system's gravitational potential energy between point B and the point where the bob comes to rest Delta U? And, Find the maximum angle?

irishboy123 · Answer

for the first part, without doing the calculation, and assuming no energy loss, you can switch kinetic to gravitational potential energy.  make sense?  :p