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Motion in a Plane — Physics STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 SciencePhysicsMotion in a Plane1 Mark
Question
$\vec{\text{A}}\times\vec{\text{B}}=\vec{\text{A}}.\vec{\text{B}},$ the angle between $\vec{\text{A}}$ and $\vec{\text{B}}$ is $\theta=$______.
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Answer

$\vec{\text{A}}\times\vec{\text{B}}=\vec{\text{A}}.\vec{\text{B}},$ the angle between $\vec{\text{A}}$ and $\vec{\text{B}}$ is $\theta=45^\circ.$

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