If $\vec P = \vec Q$ then which of the following is NOT correct
$\hat P = \hat Q$
$|\,\vec P\,|\, = \,|\,\vec Q\,|$
$P\hat Q = Q\hat P$
$\vec P + \vec Q = \hat P + \hat Q$
A plane starts its flight in direction $\theta $ with run-way. If the distance covered by it in horizontal and vertical both directions is $600\, m$, then find $\theta $.
Unit vector does not have any .......
Position of a particle in a rectangular-co-ordinate system is $(3, 2, 5)$. Then its position vector will be
Pick out the two scalar quantities in the following list :
force, angular momentum, work, current, linear momentum, electric field, average velocity, magnetic moment, relative velocity.
The value of a unit vector in the direction of vector $A = 5\hat i - 12\hat j,$ is