Answers

2016-05-05T23:32:00+05:30
The max magnitude of displacement is when he travels from one vertex to its opposite. Therefore the max displacement is 100√2 m
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2016-05-06T07:39:14+05:30
Join diagonals of the square to obtain 4 triangles . use Pythagoras theorem in the triangle you will get length of diagonal = 100 *1.414= 141.4 metres
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