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A child winds his toy car …

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A child winds his toy car by moving its ket of engergy used up in this process

    • Posted by Veena Bajaj 5 years, 3 months ago

    CBSE > Class 09 > Science
    • 1 answers

    Rajkumar Okte 5 years, 3 months ago

    While the child rotating the key he full up potential energy and when the car moves forward it convert potential energy to kinitic energy and hence said work is done

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