Question:

OK..can someone help me with this please??? is about physical science...?

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In order to lift a 300 newton object two meters using a lever, a force of 100 newtons must be moved through a distance of eight meters.

what is the Effort ___ n IMA ___ AMA ___

Resistance distance ___ m Input work ___ j

Output work ___ j Efficiency ___ %

THANKS PLEASE I NEED IT QUICKLY...I HAVE A LIMITED ENGLISH , I'M SORRY IF THERE'S SOMETHING GRAMMATICALLY INCORRECT...THANKS...

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  1. output work is 300N x 2m = 300 J

    input work is 100N x 8m = 800 J

    Efficiency is 300/800 = 37%

    I can't quite translate the other parts of your question.

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