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Can the resultant of three coplanar vect...

Can the resultant of three coplanar vector be zero ?

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veca , vecb and vecc are three non-coplanar vectors and vecr . Is any arbitrary vector. Prove that [vecbvecc vecr]veca+[vecc veca vecr]vecb+[vecavecbvecr]vecc=[veca vecb vecc]vecr .

If vec a , vec b and vec c are any three non-coplanar vectors, then prove that points are collinear: veca+ vecb+vecc , 4veca+3vecb ,10veca+7vec b-2vecc .

What is the value of the resultant of three vectors hati , hatj and sqrt(2)hatk ? What angle of inclination does the resultant make with x,y and z axes ?

If vecP = (vecbxxvecc)/([vecavecbvecc]).vecq=(veccxxveca)/([veca vecb vecc])and vecr = (vecaxxvecb)/([veca vecbvecc]), " where " veca,vecb and vecc are three non- coplanar vectors then the value of the expression (veca + vecb + vecc ). (vecp+ vecq+vecr) is

If a ,ba n dc are three non-cop0lanar vector, non-zero vectors then the value of ( veca . veca ) vecb × vecc +( veca . vecb ) vecc × veca +( veca . vecc ) veca × vecb .

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CHHAYA PUBLICATION-VECTOR-EXERCISE (Very Short Answer Type Questions)
  1. What change takes place in the value of the resultant of two vectors w...

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  2. Is any physical quantity having a magnitude and a direction a vector q...

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  3. Can the resultant of three coplanar vector be zero ?

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  4. "if the magnitudes and direction of three forces acting on a particle ...

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  5. What is a free vector ?

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  6. what are orthogonal unit vectors ?

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  7. What is the position vector of the origin of a coordinate system ?

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  8. Magnitude of the resultant of two vectors is minimum when they are ……...

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  9. The resultant of two vectors of magnitudes 3 units and 4 units 5 units...

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  10. If an acceleration acts on a moving object along the direction of moti...

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  11. Value of the resultant of (vecA+vecB) and (vecA-vecB) is ……… [Fill in ...

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  12. If |vecv1+vecv2|=|vecv1-vecv2| and vecv1 and vecv2 have finite values ...

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  13. Can commutative law be applied to vector subtraction ?

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  14. Can apply associative law to vector subtraction ?

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  15. How many components can a vector be resolved into ?

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  16. Is rocket in flight an illustration of projectile ?

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  17. What is the angle of projection for attaining maximum vertical heig...

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  18. What is the angle between two vectors whose vector product is zero ?

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  19. What is the scalar product of two vectors perpendicular to each other ...

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  20. What is the angle between (vecA+vecB) and (vecAxxvecB) ?

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