Question

Answer the following as true or false.
(i)a→and -a→are collinear.
(ii)Two collinear vectors are always equal in magnitude.
(iii)Two vectors having same magnitude are collinear.
(iv)Two collinear vectors having the same magnitude are equal.

Answer 1

(i)True Vectors a→and -a→are parallel to the same line.
(ii)False Collinear vectors are those vectors that are parallel to the same line.
(iii)False.