Home
Class 12
PHYSICS
Figure shows three vectors veca,vecb and...

Figure shows three vectors `veca,vecb` and `vecc`. If `bar(RQ)=2bar(PR)`, which of the following relation is correct :-

A

`2veca+vecc=3vecb`

B

`veca+3vecc=2vecb`

C

`3veca+vecc=2vecb`

D

`veca+2vecc=3vecb`

Text Solution

Verified by Experts

The correct Answer is:
D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • RACE

    ALLEN |Exercise Basic Maths (Units, Dimensions & Measurements)|37 Videos

  • RACE

    ALLEN |Exercise Basic Maths (KINEMATICS)|63 Videos

  • RACE

    ALLEN |Exercise Basic Maths (Co-ordinate & Algebra)|40 Videos

  • NEWTONS LAWS OF MOTION

    ALLEN |Exercise EXERCISE-III|28 Videos

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

Figure shows three vectors vec(a), vec(b) and vec(c) , where R is the midpoint of PQ. Then which of the following relations is correct?

Given three vectors veca, vecb and vecc are non-zero and non-coplanar vectors. Then which of the following are coplanar.

Knowledge Check

  • If veca and vecb are two non- zero collinear vectors then …… is correct .

    A
    `vecb ne lamda veca , AA lamda in R `
    B
    `bara = barb=bar0`
    C
    The respective components of ` veca and vecb ` are in proportion .
    D
    both direction and magnitude of ` veca and vecb ` are different .

    • Similar Questions

    Explore conceptually related problems

    Two vectors vecA and vecB are such that vecA+vecB=vecC and A^(2)+B^(2)=C^(2) . Which of the following statements, is correct:-

    Column-I show vector diagram relating three vectors veca, vecb " and " vecc . Match the vector equation in column -II, with vector diagram in column-I:

    Three vectors veca,vecb and vecc satisfy the relation veca.vecb=0 and veca.vecc=0 . The vector veca is parallel to

    In vector diagram shown in figure where (vecR) is the resultant of vectors (vecA) and (vecB) . If R= (B)/(sqrt2) , then value of angle theta is :

    Assertion: If three vectors vecA,vecB and vecC satisfy the relation vecA.vecB=0 & vecA.veC=0 then the vector vecA may be parallel to

    Statement 1 : Let A(veca), B(vecb) and C(vecc) be three points such that veca = 2hati +hatk , vecb = 3hati -hatj +3hatk and vecc =-hati +7hatj -5hatk . Then OABC is tetrahedron. Statement 2 : Let A(veca) , B(vecb) and C(vecc) be three points such that vectors veca, vecb and vecc are non-coplanar. Then OABC is a tetrahedron, where O is the origin.

    Theree coplanar vectors vecA,vecB and vecC have magnitudes 4.3 and 2 respectively. If the angle between any two vectors is 120^(@) then which of the following vector may be equal to (3vecA)/(4)+(vecB)/(3)+(vecC)/(2)

    Home
    Profile