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A man pulls a trolley through …

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A man pulls a trolley through a distance of 20 m on a smooth horizontal surface. The handle of the trolley makes an 30°angle with the horizontal surface. If the force applied by the man 30N, then calculate the work done in pulling the trolley

    • Posted by Harshit Pandey 7 years, 3 months ago

    CBSE > Class 09 > Science
    • 0 answers
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