A 72kg man stands on a spring scale in an elevator starting from rest . The elevator ascending attaining in maximum speed of 1.2m/s in 0.8sec. the elevator travels with this constant speed for 5.0sec undergoes a uniform negative acceleration for 1.5sec and then comes to rest. What does the spring scale register. A. Before the elevator starts to move B. during the first 0.8sec of the elevator ascent C. While the elevator is traveling at constant speed. D. During the elevator negative acceleration

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