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If hati and hatj are unit vectors , then...

If `hati` and `hatj` are unit vectors , then `(hati+ hatj)`
is a unit vector

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CHETANA PUBLICATION-MATHEMATICAL METHODS-EXERCISE
  1. State True/False: If oversetrarra and oversetrarrb are 2 vectors of s...

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  2. State True/False: If oversetrarra and oversetrarrb are 3 vectors of s...

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  3. State True/False: If oversetrarra and oversetrarrb are 4 vectors of s...

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  4. If hati and hatj are unit vectors , then (hati+ hatj) may be a unit ...

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  5. If hati and hatj are unit vectors , then (hati+ hatj) is a unit vect...

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  6. If hati and hatj are unit vectors , then (hati+ hatj) is not a unit ...

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  7. If hati and hatj are unit vectors , then (hati+ hatj) is a vector of...

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  8. Pressure is Vector or Scalar Quantity ?

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  9. velocity is Vector or Scalar Quantity ?

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  10. Time is Vector or Scalar Quantity?

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  11. Distance is Scalar or vector quantity ?

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  12. What is meant by 'resolution of a vector'?

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  13. State the triangle law of vectors. State any 2 of its properties.

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  14. Define scalar product of 2 vectors. State any 2 of its properties.

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  15. Explain the physical significance of the magnitude of the cross produc...

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  16. Explain addition and substraction of vectors.

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  17. Two forces of magnitude 10N and 15N act at a point making angle of 60^...

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  18. Determine the area of the parallelogram formed by the 2 vectors . hati...

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  19. State the law of parallelogram of vectors.Obtain an expression for the...

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  20. A dimensionally correct equation need not be actually correct, but a d...

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