Home
Class 12
PHYSICS
a(1) hati+a(2)hatj is a unit vector perp...

`a_(1) hati+a_(2)hatj` is a unit vector perpendicular to `4hati - 3 hatj` if -

A

`a_(1)=6,a_(2)=8`

B

`a_(1)=3,a_(2)=4`

C

`a_(1)=8,a_(2)=6`

D

`a_(1)=4,a_(2)=3`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • VECTOR & CALCULUS

    MOTION|Exercise EXERCISE -4 (LEVEL - I) PREVIOUS YEAR|22 Videos

  • VECTOR

    MOTION|Exercise Exercise - 3|18 Videos

  • WAVE MOTION

    MOTION|Exercise Exercise - 3 Section - B (Previous Years Problems)|7 Videos

Similar Questions

Explore conceptually related problems

A vector perpendicular to (4hati+3hatj) is -

A vector perpendicular to (4hati-3hatj) may be :

A unit vector perpendicular to both hati + hatj and hatj + hatk is

Determine the angel between the vectors hati+2hatj+hatk and 3hati+hatj-hatk . Also find the unit vector perpendicular to each of the two vectors.

Let veca=a_(1)hati+a_(2)hatj+a_(3)hatk, vecb=b_(1)hati+b_(2)hatj+b_(3)hatk and vecc=c_(1)hati+c_(2)hatj+c_(3)hatk be three non zero vectors such that vecc is a unit vector perpendicular to both veca and vecb . If the angle between veca and vecb is (pi)/6 , then |(a_(1),a_(2),a_(3)),(b_(1),b_(2),b_(3)),(c_(1),c_(2),c_(3))|^(2) is equal to

If vec P = a_(1) hati +a_(2) hatj and vec Q =b_(1) hati+b_(2)hatj are perpendicular to each other, then

If hati,hatj,hatk are the unit vectors and mutually perpendicular, then [hati hatk hatj] is equal to