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Question
A boy walks from A to B and then to C. After reaching C, he takes a U-turn to B and at last again a U-turn from B to reach C as shown in the figure. Calculate the displacement of the boy in this case.
A boy walks from A to B and then to C. After reaching C, he takes a U-turn to B and at last again a U-turn from B to reach C as shown in the figure. Calculate the displacement of the boy in this case.
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Solution
The correct option is A 45 m
Displacement is define as change in position vector.
In this case, the initial position of the boy is point A. The final point where boy stops is C. This means the change in position vector from A to C will give displacement which is 45 m.
Displacement is define as change in position vector.
In this case, the initial position of the boy is point A. The final point where boy stops is C. This means the change in position vector from A to C will give displacement which is 45 m.
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