[" If "vec OA=2hat i+3hat j-4hat k" and "vec OB=hat j+hat k" are two vectors through the origin "0," find "],[" (i) the projection of "vec OA" on "vec OB" and (ii) the projection of "vec OB" on "vec OA" ."]

If vec OA=3hat i+hat j-2hat k and vec OB=5hat i+4hat j+hat k then find the value of vec AB

vec OA=hat i+3hat j-2hat k and vec OB=3hat i+hat j-2hat k Then vector vec OC biecting the angle AOB and C being a point on the line AB is

If vec a=hat i+2hat j-3hat k and vec b=2hat i+4hat j+9hat k find a unit vector parallel to vec a+vec b

If vec a=hat i-hat j and vec b=-hat j+hat k find the projection of vec a on vec b

If vec a= hat i- hat j\ a n d\ vec b=- hat j+ hat k find the projection of vec a\ on\ vec bdot

If vec(a) = 2 hat(i) + 3hat(j) + 6hat(k) and vec(b) = 3hat(i) + 4hat(j) , then ("projection of " vec(a) " on " vec(b))/("projection of" vec(b) " on " vec(a))

If vec a = 7 hat i +hat j - 4 hat k and vec b=2 hat i+6 hat j +3 hat k , then find the projection of vec a on vec b .

If vec a=hat i-2hat j-3hat k and vec b=-hat i+hat j-hat k then find the following :(i)|vec a|(ii)vec a*vec b(iii)vec a xxvec b( iv) projection of vec b on vec a.

Consider the vectors vec a = hat i + 2 hat j - 3 hat k and vec b = 4 hat i - hat j + 2 hat k . (i) Find |vec a| and |vec b| . (ii) Find vec a. vec b (iii) Find the projections of vec a on vec b and vec b on vec a .