Home
Class 12
MATHS
[" A vector is represented by "],[3hat i...

[" A vector is represented by "],[3hat i+hat j+2hat k" .Its length in XY plane "],[" is "],[[" (A) "2],[" (B) "sqrt(14)],[" (c) "sqrt(10)],[" (D) "sqrt(5)]]

Promotional Banner

Similar Questions

Explore conceptually related problems

A vector is represented by vec P = 3 hat I + hat j + 2 hat k . What is its length in the XY plane ?

Vectors vec A=hat i+hat j-2hat k and vec B=3hat i+3hat j-6hat k are

Find the angle between the vectors hat i-2hat j+3hat k and 3hat i-2hat j+hat k

Find the vector of length 3 unit which is perpendicular to hat i+ hat j+ hat k and lies in the plane of hat i+ hat j+ hat k and 2 hat i-3 hat j .

Find the vector of length 3 unit which is perpendicular to hat i+hat j+hat k and lies in the plane of hat i+hat j+hat k and 2hat k-3hat j

Projection of the vector 2 hat(i) + 3hat(j) + 2hat(k) on the vector hat(i) - 2hat(j) + 3hat(k) is

The unit vector perpendicular to the vectors hat(i) -hat(j) + hat(k), 2hat(i) + 3hat(j) -hat(k) is

A unit vector perpendicular to each of the vectors 2hat(i) - hat(j) + hat(k ) and 3hat(i) - 4hat(i) - hat(k) is

A unit vector parallel to xy -plane and perpendicular to the vector 4hat i-3hat j+hat k is