Question

iv) The magnitude of vector product of two
unit vectors making an angle of 60° with
each other is
(A) 1
(B) 2
(C) 3/2
(D) 13/2
If ĀRand ċarn thn​

Answer 1

Answer:

√3/2

Explanation:

$a \times b = |a| |b| \sin( \alpha ) \\ = 1 \times 1 \times \sin({60}^{o} ) \\ = 1 \times 1 \times \frac{ \sqrt{3}}{2} \\ = \frac{ \sqrt{3} }{2}$