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A vector 3i + 4j rotates about its tail ...

A vector 3i + 4j rotates about its tail through an angle 37° in anticlockwise direction then the new vector is

A

`-3 hat(i) + 4 hat(j)`

B

`3 hat(i) - 4 hat(j)`

C

`5 hat(j)`

D

`5 hat(i)`

Text Solution

Verified by Experts

The correct Answer is:
C
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