Concept explainers
Net displacement of S.
Answer to Problem 5PP
Displacement of S is 0.87 km in direction of
Explanation of Solution
Given:
Displacement is 0.40 km in a direction of
Formula used:
The x-component and y-component of a vector R are:
Calculation:
Let west and north directions are considered as position vectors.
Therefore first displacement in west direction,
And first displacement in north direction is;
After that S walks 0.50 km due to west.
Therefore second displacement in west direction,
And second displacement in north direction is,
Now total displacement in west direction is,
And total displacement in north direction is,
Therefore net displacement is,
Direction of displacement is given by,
Conclusion:
Therefore displacement of S is 0.87 km in direction of
Chapter 5 Solutions
Glencoe Physics: Principles and Problems, Student Edition
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