A 2-m-tall person viewing his full-length image in a plane mirror requires a mirror that is at least

1) any visible size.
2) 2 m tall.
3) 1 m tall.

The size of mirror required
4) depends on how far away from it he stands.
5) does not depend on how far away from it he stands.


Answer: 3, 5

Physics & Space Science

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