NEET Chemistry MCQs

The area of a parallelogram whose adjacent sides are given by vectors $\vec A = \hat i - 2\hat j + 3\hat k$ and $\vec B = 4\hat i + 5\hat j$ is

If $\vec A.\vec B = \sqrt 3 \left| {\vec A imes \vec B} \right|$ then angle between $\vec A$ and $\vec B$ will be

If $\vec A.\vec B = \sqrt 3 \left| {\vec A imes \vec B} \right|$ then angle between $\vec A$ and $\vec B$ will be

If $\vec A.\vec B = \sqrt 3 \left| {\vec A imes \vec B} \right|$ then angle between $\vec A$ and $\vec B$ will be

The adjacent sides of a parallelogram are represented by co-initial vectors $2\hat i + 3\hat j\,and\,\hat i + 4\hat j$. The area of the parallelogram is

The adjacent sides of a parallelogram are represented by co-initial vectors $2\hat i + 3\hat j\,and\,\hat i + 4\hat j$. The area of the parallelogram is

The adjacent sides of a parallelogram are represented by co-initial vectors $2\hat i + 3\hat j\,and\,\hat i + 4\hat j$. The area of the parallelogram is

Given ${\rm{\vec c}} = {\rm{\vec a}} imes {\rm{\vec b}}$. The angle which ${\rm{\vec a}}$ makes with ${\rm{\vec c}}$ is

Given ${\rm{\vec c}} = {\rm{\vec a}} imes {\rm{\vec b}}$. The angle which ${\rm{\vec a}}$ makes with ${\rm{\vec c}}$ is

Given ${\rm{\vec c}} = {\rm{\vec a}} imes {\rm{\vec b}}$. The angle which ${\rm{\vec a}}$ makes with ${\rm{\vec c}}$ is