hectorcal4247 hectorcal4247

29-02-2024
Physics

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A person A of 50 kg rests on a swing of length 1 m making an angle 37° with the vertical. Another person B pushes him to swing on other side at 53° with vertical. The work done by person B: [g=10 m/s²]

A. 50 J
B. 9.8 J
C. 100 J
D. 10 J

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