Question: Moving at a constant speed, an elevator lifts a 1 2 0 0 N package 1 0 meters in 3 seconds. During this time, the

Moving at a constant speed, an elevator lifts a 1200 N package 10 meters in 3 seconds. During this time, the impulse delivered to the package by the elevator floor is
zero.
12,000Nm up.
3,600 Ns up.
12,000 Ns up.
Moving at a constant speed, an elevator lifts a 1

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