- Position Vector
- Direction Cosines and Direction Ratios of a Vector
Find the position vector of the foot of perpendicular and the perpendicular distance from the point P with position vector
`2hati+3hatj+4hatk` to the plane `vecr` . `(2hati+hatj+3hatk)−26=0` . Also find image of P in the plane.
Classify the following measures as scalars and vectors.
(i) 10 kg
(ii) 2 metres north-west
(iv) 40 watt
(v) 10–19 coulomb
(vi) 20 m/s2