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A man wants to move a iron box to the second floor using stairs. He tied a rope to the box and pulls it up a ramp placed over the stairs. The ramp is very smooth (no friction). What forces are acting on the box? |
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Answer» A man wants to move a iron box to the second floor using stairs. He tied a rope to the box and pulls it up a ramp placed over the stairs. The ramp is very smooth (no friction). What forces are acting on the box? |
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