Suppose the pendulum bob in the figure (Figure 1) has a mass of 0.33 kg and is moving to the right at point B with a speed of 2.5 m/s. Air resistance is negligible.
What is the bob's kinetic energy at point B? Express your answer using two significant figures.
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Part 8
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. Express your answer using two significant figures.
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1.2 m
Part C
Find the maximum angle the string makes with the vertical as the bob swings back and forth. Ignore air resistance. Express your answer using two significant figures.