1. Tardigrade
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  3. Physics
  4. Two vectors barA and barB have precisely equal magnitudes. If magnitude of barA+ barB to be larger than the magnitude of barA- barB by a factor n, the angle between them is.

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Q. Two vectors $\bar{A}$ and $\bar{B}$ have precisely equal magnitudes. If magnitude of $\bar{A}+\bar{B}$ to be larger than the magnitude of $\bar{A}-\bar{B}$ by a factor n, the angle between them is.

Motion in a Plane

Solution:

Correct answer is (a) 2 tan$^{-1}(1/n)$