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Vector in the direction of vector 2 hat(...

Vector in the direction of vector `2 hat(i) - 3 hat(j) + 6 hat(k)` which has magnitude 21 units is

A

`2(2 hat(i) - 3 hat(j) + 6 hat(k))`

B

`4 (2 hat(i) - 3 hat(j) + 6 hat(k))`

C

`3 (2 hat(i) - 3 hat(j) + 6 hat(k))`

D

`5 (2 hat(i) - 3 hat(j) + 6 hat(k))`

Text Solution

Verified by Experts

The correct Answer is:
C
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