Home
Class 12
MATHS
Find unit vector in the direction of vec...

Find unit vector in the direction of vector `bar(a) = (2bar(i)+3bar(j)+bar(k))`

Text Solution

Verified by Experts

The correct Answer is:
`(1)/(sqrt(14))(2bar(i)+3bar(j)+bar(k))`
Promotional Banner

Topper's Solved these Questions

  • ADDITION OF VECTORS

    SRISIRI PUBLICATION|Exercise 3 D (MISCELLANEOUS)|14 Videos

  • APPLICATIONS OF DERIVATIVES

    SRISIRI PUBLICATION|Exercise 10.5 MAXIMA AND MINIMA - VSAQ . SAQ (SPQ)|1 Videos

Similar Questions

Explore conceptually related problems

Find a vector in the direction of vector bar(a) = bar(i) - 2bar(j) has magnitude 7 units.

Find the unit vector in the direction of the sum of the vectors bar(a) = 2bar(i)+ 2bar(j) - 5bar(k) and bar(b) = 2bar(i) + bar(j) + 3bar(k) .

If bar(a)=2bari+4barj-5bark,bar(b)=bar(i)+bar(j)+bar(k)and bar(c)=bar(j)+2bar(k) . Find the unit vector in the opposite direction of bar(a)+bar(b)+bar(c) .

Find a unit vector perpendicular to the plane containing the vector bar(a) = 4bar(i) + 3bar(j) - bar(k), bar(b) = 2bar(i) - 6bar(j) - 3bar(k)

Write direction ratios of the vector bar(r ) = bar(i) + bar(j) - 2bar(k) and hence calculate its direction cosines.

Let bar a = 2 bari + 4 bar j - 5 bark, bar b= bar i + bar j + bar k and bar c = bar j + 2 bar k . Find the unit vector in the opposite direction of bar a + bar b + bar c .

If bar(a)=bar(i)+bar(j), bar(b)=bar(j)+bar(k), bar(c)=bar(i)+bar(k) , then the unit vector in the opposite direction of bar(a)-2bar(b)+3bar(c) is

Find unit vector perpendicular to both bar(i) + bar(j) + bar(k) and 2bar(i) + bar(j) + 3bar(k) .