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If vecP= vecQ then which of the followin...

If `vecP= vecQ` then which of the following is NOT correct?

A

`hatP=hatQ`

B

`|vecP|=|vecQ|`

C

`PhatQ=QhatP`

D

`vecP+vecQ=hatP+hatQ`

Text Solution

Verified by Experts

The correct Answer is:
D
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ERRORLESS -VECTORS-Exercise
  1. Angular moment is

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  2. Which of the following is a vector

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  3. If vecP= vecQ then which of the following is NOT correct?

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  4. The positoin vector of a particle is vecr=(acos omegat)hati+(asinomega...

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  5. Which of the following is a scalar quantity

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  6. If a unit vector is represented by 0.5hati + 0.8hatj + chatk the value...

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  7. A boy walks uniformly along the sides of a rectangular park of size 40...

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  8. The unit vector parallel to the resultant of the vectors vecA=4hati+3h...

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  9. Surface area is

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  10. With respect to a rectangular Cartesian coordinate system, three vecto...

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  11. The angles between the two vectors vecA=3hati+4hatj+5hatk and vecB=3ha...

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  12. The position vector of a particle is given by vecr=(3t^(2)hati+4t^(2)h...

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  13. Unit vector parallel to the resultant of vectors A = 4hati - 3hatj and...

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  14. The component of vector A=2hati+3hatj along the vector hati+hatj is

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  15. The angles between the two vectors vecA=3hati+4hatj+5hatk and vecB=3ha...

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  16. There are two force vectors, one of 5 N and other of 12 N at what angl...

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  17. If vecA=4hati-3hatj and vecB=6hati+8hatj then magnitude and direction ...

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  18. A truck travelling due to north at 20m s^(-1) turns west and travels a...

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  19. If the sum of two unit vectors is a unit vector,then find the magnitud...

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  20. vecA=2hati+hatj,B=3hatj-hatk and vecC=6hati-2hatk. value of vecA-2ve...

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