CBSE Guess > Papers > Important Questions > Class XII > 2010 > Maths > Mathematics By Mr. Kalpesh CBSE CLASS XII
Q. 1. Find a vector in the direction of sum of the vectors Q. 2. Find a unit vector perpendicular to each of vectors Q. 3. If Q. 4. If Q. 5. A girl walks Q. 6. Let Q. 7. If Q. 8. If Q. 9. Solve the equation : Q. 10. If Paper By Mr. Kalpesh |
and 
that has a magnitude of 7 units.
and 
, where 
, 
.
, 
, 
and 
are the position vectors of points A , B , C and D respectively , then find the angle between 
and 
. Deduce that 
and 
are collinear. 
and 
then express 
in the form 
, where 
is parallel to 
and 
is perpendicular to 
.
km towards west, then she walks 
km in a direction of 
east of north and stops . Determine the girl’s displacement from her initial point of departure.
,
and 
be three vectors such that 
, 
, 
and each one of them being perpendicular to the sum of the other two, Find 
.
,prove that 
.
the find the value of 
.
.
, then find the value 
.