A unit vector in -plane that makes an angle with the vector ( and an angle of with the vector (, is |
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a) |
b) |
c) |
d) |
None of these |

A unit vector in -plane that makes an angle with the vector ( and an angle of with the vector (, is |
|||||||

a) |
b) |
c) |
d) |
None of these |

1 Answer

127 votes

**(d)**

Let the unit vector in -plane be .

Since, is a unit vector.

=1

…(i)

Again

…..(ii)

On solving Eqs. (i) and (ii), we get

No value in the given options satisfies the above relations.

Thus, option (d) is correct.

127 votes

127