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What is the angle between `vecA` and the rsultant of `(vecA_hatB)` and `(vecA-hatB)` ?A. `0^(@)`B. `tan^(-1)((A)/(B))`C. `tan ^(-1)((B)/(A))`D. `tan ^(-1)((A-B)/(A+B))` |
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Answer» Correct Answer - A `vecR=(vecA+veB)+(vecA-vecB)+(vecA-vecB)` `vecR=2vecA` Thus `vecR` and `vecA` are in same direction. |
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