Question

A force vector is given as F2 =(4i-3j)N.Find the vector F2 of magnitude 10 N which is perpendicular to F1.
​

Answer 1

Answer:

Explanation:

The vector perpendicular to the i & j plane would be along the unit vector k.

Another vector in i & j plane can be perpendicular to  

F

(3

i

+4

j

​

)⊥(4

i

−3

j

​

)

But,  from the options only 7

k

⊥(4

i

−3

j

​

)