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A vector perpendicular to (4hati-3hatj) ...

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

A

`4hati+3hatj`

B

`7veck`

C

`6hati`

D

`3hati-4hatj`

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The correct Answer is:
B
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ALLEN-BASIC MATHS-EXERCISE-2
  1. The direction cosines of a vector hati+hatj+sqrt(2) hatk are:-

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  2. Two vectors vecA and vecB are such that vecA+vecB=vecC and A^(2)+B^(2)...

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

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  4. Area of a parallelogram, whose diagonals are 3hati+hatj-2hatk and hati...

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  5. If vecA=2hati+4hatj and vecB=6hati+8hatj and A and B are the magnitude...

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  6. A force (3hati+2hatj) N displaces an object through a distance (2hati-...

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  7. A vector vecF(1) is along the positive X-axis. If its vectors product ...

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  8. The Bernoulli's equation is given by P+1/2 rho v^(2)+h rho g=k. Where ...

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  9. When a wave transverses in a medium, the displacement of a particle lo...

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  10. Which of the following system of units is not based on units of mass, ...

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  11. Which of the following is unitless quantity?

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  12. The dimensional formula of wave number is

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  13. The method of dimensional analysis can be used to derive which of the ...

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  14. Which of the following does not have the dimensions of force?

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  15. Which of the following is incorrect statement?

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  16. A dimensionless quantity

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  17. A unitless quantity

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  18. Which of the following is incorrect statement?

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  19. Two physical quantities of which one is a vector and the other is a sc...

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  20. The fundamental quantity which has the same power in the dimensional f...

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