Mark (√) against the correct answer in the following:
If θ is the angle between two unit vectors
and
then 
Given
and
are unit vectors
Let θ be the angle between them.
Asking us to find the value of ![]()
Let this value de T
⇒T=![]()
Squaring on both the sides
T2 =![]()
T2=![]()
T2=![]()
T2=![]()
T2=![]()
T2=![]()
T2=![]()
can be written as ![]()
⇒ T2=![]()
= T2=![]()
T2=![]()
⇒T=![]()
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