3-D #!#VECTOR

Discussion on vector and 3-D, PPT q.no.56-75

Discussion on vector and 3-D ,PPT q.no.76-96

Discussion on vector and 3-D ,PPT q.no. 1-28

Discussion on vector and 3-D ,PPT q.no.29-55

Find the angles made by veca=3hati-6hatj+2hat k with the coordinate axes (standard basis vectors). Any vector in 3-D can be written as

CBSE Class 12 Maths - 3D Geometry and Vectors - Most Important Question | 4 Marks Expected Question

3) Rigntui If ? is acute angle and the vector (sin ?)i + (cos ?)) is perpendicular to the vector i- 3 j then (EAM-2000) D6 2) 3) 4)

If the resultant of two vectors having magnitudes of 6 and 3 is 9 then the dot product of two vectors is (A) 6 (B) 3 (C) "9 (D) 18

If the vector 8hati+ahatj of magnitude 10 is the directionn of the vector 4hati-3hatj , then the value of a is equal to (A) 6 (B) 3 (C) -3 (D) -6