The vector `hati+xhatj+3hatk` is rotated through an angle `theta` and doubled in magnitude then it becomes `4hati+(4x-2)hatj+2hatk`. The values of `x` are

The vector hati+xhatj+3hatk is rotated through an angle theta and doubled in magnitude, then it becomes 4hati+(4x-2)hatj+2hatk . Then values of x are

The vector hati+xhatj+3hatk is rotated through an angle theta and doubled in magnitude, then it becomes 4hati+(4x-2)hatj+2hatk . Then values of x are (A) -2/3 (B) 1/3 (C) 2/3 (D) 2

The vector hati+xhatj+3hatk is rotated through an angle theta and doubled in magnitude, then it becomes 4hati+(4x-2)hatj+2hatk . Then values of x are (A) -2/3 (B) 1/3 (C) 2/3 (D) 2

The vector hati + hatj + 3 hatk is rotated through an angle theta and is doubled in magnitude, then it becomes 4 hati + (4x -2 ) hatj + 2hatk. The value of x is :

The magnitude of the vector hati+xhatj+3hatk is half of the magnitude of vector hati+xhatj+3hatk The values of x are

If the vectors 3hati+2hatj-hatk and 6hati-4xhatj+yhatk are parallel, then the value of x and y will be

If the vectors 3hati+2hatj-hatk and 6hati-4xhatj+yhatk are parallel, then the value of x and y will be

If the vectors 3hati+2hatj-hatk and 6hati-4xhatj+yhatk are parallel, then the value of x and y will be