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If a vector is rotated by angle theta t...

If a vector is rotated by angle `theta` then it is necessarily changed. The statement is :
(a) True , (b) False

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The correct Answer is:
B
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ANURAG MISHRA-DESCRIPTION OF MOTION-Level-1
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  3. It is possible to add n vectors of equal magnitude and get zero: (T...

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  4. It is possible to add n vectors of different magnitude and get zero. ...

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  5. It is possible to have vec(a) xx vec(b)= vec(a). vec(b) for some suit...

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  6. If |vec(A )| = |vec(B)| and vec(A) !=+- vec(B) then angle between the...

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  8. Which of the sets given below may represent the magnitudes of three ve...

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