Table of Contents
Choose the correct options for the following questions.
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If the angle between the vectors u and v is $\frac{\pi}{2}$ then the vectors u and v are:
Difficulty: Easy
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If the angle between two vectors u and v is 0 or $\pi$, then the vectors u and v are:
Difficulty: Easy
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If the sum of two unit vectors is a unit vector then the magnitude of their difference is:
Difficulty: Easy
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