Let `vecu=hati+hatj,vecv=hati-hatj and vecw=hati+2hatj+3hatk`. If `hatn` is a unit vector such that `vecu.hatn=0 and vecv.hatn=0, |vecw.hatn|` is equal to (A) 0 (B) 1 (C) 2 (D) 3

Let vecu= hati + hatj , vecv = hati -hatj and vecw =hati + 2hatj + 3 hatk If hatn isa unit vector such that vecu .hatn=0 and vecv .hatn =0 , " then " |vecw.hatn| is equal to

Let vec(U)=hati+hatj,vecV=hati-hatjand vec(W)=3hati+5hatj+3hatk. If hat(n) is a unit vector such that vec(U) . hat(n) =0 and vec(V) . hat(n) =0 , then |vecW.hatn| is equal to

Let vecu= hati + hatj , vecv = hati -hatja and hati -hatj and vecw =hati + 2hatj + 3 hatk If hatn isa unit vector such that vecu .hatn=0 and vecn .hatn =0 , " then " |vecw.hatn| is equal to

If veca=hati+hatj+hatk, vecb=2hati-hatj+3hatk and vecc=hati-2hatj+hatk find a unit vector parallel to ther vector 2veca-vecb+3c .

Let veca=hati+2hatj+3hati, vecb=hati-hatj+2hatk and vecc=(x-2)hati-(x-3)hatj-hatk . If vecc lies in the plane of veca and vecb , then (1)/(x) is equal to

Let a=hati - hatj, b=hati + hatj + hatk and c be a vector such that a xx c + b=0 and a.c =4, then |c|^(2) is equal to .

If a=3hati-2hatj+hatk,b=2hati-4hatj-3hatk and c=-hati+2hatj+2hatk , then a+b+c is

Consider three vectors vecp=hati+hatj+hatk,vecq=2hati+4hatj-hatk and vecr=hati+hatj+3hatk and let vecs be a unit vector, then vecp,vecq and vecr are

Let vecV = 2hati +hatj - hatk and vecW= hati + 3hatk . if vecU is a unit vector, then the maximum value of the scalar triple product [ vecU vecV vecW] is

If a=hati+2hatj+3hatk,b=-hati+2hatj+hatk and c=3hati+hatj , then the unit vector along its resultant is