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A person moves 30 m along north directio...

A person moves 30 m along north direction, then moves 40 m along east direction and finally moves 20 m along south direction. Find distance & displacement

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To solve the problem of finding the distance and displacement of a person who moves in a specified path, we can follow these steps: ### Step-by-Step Solution: 1. **Understanding the Movement**: - The person moves 30 m North, 40 m East, and then 20 m South. - We can represent these movements using a coordinate system where North is along the positive y-axis and East is along the positive x-axis. ...
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Knowledge Check

  • A person moves 30 m north. Then 30 m east, then 30sqrt(2) m south-west. His displacement from the original position is

    A
    zero
    B
    28 m towards south
    C
    10 m towards west
    D
    15 m towards east

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