Teaching MPPSC Assistant Professor Mock Test Series 2025 Engineering Mathematics Calculus Vector Calculus
यदि \(\vec{a}\) एक निम्न सदिश, \(\vec{r}=x \vec{\imath}+y \vec{\jmath}+z \vec{k}\) हो एवं \(\nabla \times(\vec{r} \times \vec{a})=m \vec{a}\) तो m = __________ होगा।
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0
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-1
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-2