a loaded ski lift pulls 20 chairs with people sitting in them up 200 meters. each chair with a person has 250 kg of total mass. how much work does it take to lift them?
a. 490,000 j
b. 980,000 j
c. 9,800,000 j
d. 1,000,000 j

D.1,000,000 J Is the correct answer.

Explanation:

Ive done this test before and D was the correct answer.

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explanation:

there is no change in the electric potential energy as it is in rest on both conditions.