The summation of two unit vectors is a third unit vector, then the modulus of the difference of the unit vector is
A. √3
B. 1 – √3
C. 1 + √3
D. -√3
Answer:A
The summation of two unit vectors is a third unit vector, then the modulus of the difference of the unit vector is
A. √3 B. 1 – √3 C. 1 + √3 D. -√3