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A vector sqrt(3)hati + hatj rotates abo...

A vector `sqrt(3)hati + hatj` rotates about its tail through an angle `30^(@)` in clock wise direction then the new vector is

A

`-2hati+4hatj`

B

`3hati-4hatj`

C

`5hatj`

D

`5hati`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-MOTION IN A PLANE-EXERCISE-2 (Addition, Subtraction and Resolution)
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