48. A weightlifter lifts a 155 kg weight with 1910 N of force overhead to a height of 2.80 m. The weight then
falls back down to the ground. Determine the net force
acting on the weight for both the lift and the drop and
create an F-d graph for this situation. (5.1)

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explanation:

what was the acceleration of the 2 kg cart?

⇒ 16.0 cm/s2

what was the acceleration of the 4 kg cart?

⇒ 8.1 cm/s2

what was the acceleration of the 6 kg cart?

⇒ 5.3 cm/s2

i don't understand. explain it clearly

the ima (higher than 1m) will be greater than the ima with the height of 1m.