Home
Class 12
MATHS
If vecx and vecy are two unit vectors an...

If `vecx and vecy` are two unit vectors and `theta` is the angle between them, then `1/2 | vecx - vec y|` is :

A

0

B

`x//2`

C

`|cos "" (theta)/(2) |`

D

`|sin "" (theta)/(2)|.`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • VECTOR ALGEBRA

    MODERN PUBLICATION|Exercise Multiple Choice Question (Level-II)|38 Videos

  • VECTOR ALGEBRA

    MODERN PUBLICATION|Exercise LATEST QUESTIONS FROM AIEEE/JEE EXAMINATIONS|16 Videos

  • UNIT TEST PAPER NO.3

    MODERN PUBLICATION|Exercise ASSERTION-REASON & COLUMN MATCHING TYPE QUESTIONS (SECTION-B COLUMN MATCHING TYPE QUESTIONS)|4 Videos

Similar Questions

Explore conceptually related problems

If vec a and vec b are unit vectors and theta is the angle between them, then |vec a + vec b| =

If veca and vecb are two unit vectors and theta is the angle between them, then the unit vector along the angular bisector of veca and vecb will be given by

If vec a and vec b are unit vectors such that theta is the angle between then, |vec a - vec b| =

Let vec a . vec b be two unit vectors and theta is the angle between them. Then vec a + vec b is a unit vector if

If hatl and hatm are unit vectors and theta is the angle between then theta is given by

If veca and vecb are unit vectors and theta is the angle between veca and vecb , then sin.(theta)/(2) is

If hatu and hatv are unit vactors and theta is the angle between them, the 2 hatu xx 3 hatv is unit veactor for :