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A man walks 40 meter north ,then 30 meter east then 40 meter south .Find the displacement from the starting point

A man walks 40 meter north ,then 30 meter east then 40 meter south .Find the displacement from the starting point

Grade:11

2 Answers

Eshan
askIITians Faculty 2095 Points
2 years ago
Dear student,

Let unit vector along East be\hat{i}and that along North be\hat{j}.
Hence the displacement of the man is40\hat{j}+30\hat{i}-40\hat{j}=30\hat{i}


Therefore the displacement of the man is 30 meters towards East.

Regards.
Deepak Kumar Shringi
askIITians Faculty 4405 Points
2 years ago
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