Physics - Vectors Question with Solution | TestHub

A vector has magnitude same as that of$\overrightarrow{\mathit{A}}=3\hat{\mathrm{j}}+4\hat{\mathrm{j}}$and is parallel to$\overrightarrow{\mathit{B}}=4\hat{\mathrm{i}}+3\hat{\mathrm{j}}$. The$x$and$y$components of this vector in first quadrant are$x$and$3$respectively where$\mathrm{x}=$____.