## Filters

Sort by :
Clear All
Q
Engineering
101 Views   |

Let be three non-zero vectors such that no two of them are collinear and if is the angle between vectors then a value of is:

• Option 1) • Option 2) • Option 3) • Option 4) As we learnt in  Vector Triple Product (VTP) - - wherein are three vectors.   and   Scalar Product of two vectors (dot product) - - wherein  is the angle between the vectors     Thus     Option 1) This option is correct. Option 2) This option is incorrect. Option 3) This option is incorrect. Option 4) This option is incorrect.
Engineering
109 Views   |

In    a    parallelogram , • Option 1) • Option 2) • Option 3) • Option 4) As we learnt in Scalar Product of two vectors (dot product) - - wherein  is the angle between the vectors Thus let A be position  vector of B is  , D is                                          ..............(i) Also here, Put in (i)     Option 1) This option is correct. Option 2) This option is incorrect. Option 3) This option is incorrect. Option 4) This option is incorrect.
Engineering
172 Views   |

Let be two unit vectors such that if then is equal to:

• Option 1) • Option 2) • Option 3) • Option 4) As we learnt in  Vector Product of two vectors(cross product) - If  and  are two vectors and  is the angle between them , then  - wherein  is unit vector perpendicular to both    and    Scalar Product of two vectors (dot product) - - wherein  is the angle between the vectors   Squaring both sides            Option 1) This option is correct. Option 2) This option is...
Exams
Articles
Questions