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Suppose the pendulum bob in Figure 8-20 has a mass of 0.25 kg. (a) How much work does gravity do on the bob as it moves from point A to point B ? (b) From point B to point A ? (c) How much work does the string do on the bob as it moves from point A to point B? (d) From point B to point A ? | Numerade

Suppose the pendulum bob in Figure 8-20 has a mass of 0.25 kg. (a) How much work does gravity do on the bob as it moves from point A to point B ? (b) From point B to point A ?

Suppose the pendulum bob in Figure 8-20 has a mass of 0.25 kg. (a) How much work does gravity do on the bob as it moves from point A to point B ? (b) From point B to point A ? (c) How much work does the string do on the bob as it moves from point A to point B? (d) From point B to point A ?

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