Which of the following is a vector
Pressure
Surface tension
Moment of inertia
None of these
Explain position and displacement vectors. How the magnitude of vector quantity is represented ?
“Explain the meaning of multiplication of vectors by real numbers with an example.”
If a vector $\overrightarrow P $ making angles $\alpha, \beta\ and\ \gamma$ respectively with the $X, Y$ and $Z$ axes respectively. Then ${\sin ^2}\alpha + {\sin ^2}\beta + {\sin ^2}\gamma = $
A scalar quantity is one that
Identify the vector quantity among the following