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A man is standing at distance x from a p...

A man is standing at distance x from a plane mirror in front of him. He wants to see the entire wall in mirror which is at distance. y behind the man. Find the minimum size of the mirror required.

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To find the minimum size of the mirror required for a man standing at a distance \( x \) from a plane mirror to see an entire wall at a distance \( y \) behind him, we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Setup**: - The man is standing at a distance \( x \) from the mirror. - The wall is located at a distance \( y \) behind the man. - We need to determine the minimum height of the mirror that allows the man to see the entire wall. ...
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Knowledge Check

  • A man of height 1.4 m wishes to see his full image in a plane mirror placed at distance of 2 m . the minimum height of the mirror should be

    A
    0.5 m
    B
    0 . 7 m
    C
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  • A man of height 1.6 m wishes to see his full image in a plane mirror placed at a distance of 2 m. The minimum length of the mirror should be

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    D
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  • A man is standing in a room and a plane mirror is fixed on the wall in fornt of him.The height of the wall is H .Man has to see the complete image of wall behing him at a time When the man is at position 3 ,the minimum length of the mirror required is

    A
    `H`
    B
    `H//2`
    C
    `H//3`
    D
    `H//4`

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