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Find the cosine of the acute angle which...

Find the cosine of the acute angle which the vector : `sqrt2hati+hatj+hatk` makes with y-axis.

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What is the cosine of the angle which the vector sqrt(2hati)+hatj+hatk makes with y-axis ?

What is the cosine of the angle which the vector sqrt2 hat i+ hat j +hat k makes with the Y-axis ?

Write the value of the cosine of the angle which the vector veca=hati+hatj+hatk makes with y-axis. Also find angle between hati+hatj+hatk and x-axis

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MODERN PUBLICATION-VECTORS-Exercise
  1. Find the angle between the vectors : veca=3hati-2hatj+hatk and vecb=ha...

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  2. Find the angles between the vectors veca=2hati-hatj+2hatk,vecb=6hati...

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  3. Find the cosine of the acute angle which the vector : sqrt2hati+hatj+h...

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  4. Find the angle between two vectors veca and vecb such that : |veca|=sq...

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  5. Find the angle between two vectors veca and vecb such that : |veca|=sq...

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  6. Find the angle between two vectors vecaand vecb with magnitudes 1 and ...

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  7. Find the magnitude of two vectors veca and vecb, having the same magni...

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  8. If either vector veca = 0or vecb = 0, then veca cdot vecb = 0.But the...

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  9. Find the scalar projection of : veca=7hati+hatj-4hatk on vecb=2hati+6h...

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  10. Find the scalar projection of : veca=3hati-2hatj+hatk on vecb=hati-2ha...

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  11. Find the scalar projection of : veca=2hati+3hatj+2hatk on vecb=hati+2h...

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  12. Find the scalar projection of : veca=hati-hatj on vecb=hati+hatj.

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  13. Find the scalar projection of : veca=hati+3hatj+7hatk on vecb=7hati-ha...

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  14. Find the scalar projection of vecb on veca where : veca=2hati+2hatj-ha...

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  15. Find the scalar projection of vecb on veca when : veca=2hati+hatj+2hat...

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  16. Find the vector projection of the vector 7hati+hatj-hatk on : 2hati+6h...

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  17. Find the vector projection of the vector 7hati+hatj-hatk on 7hati+hatj...

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  18. Find lambda when the scalar projection of veca=lambdahati+hatj+4hatk o...

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  19. Show that each of the given three vectors are mutually perpendicular u...

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  20. If veca=5hati-hatj-3hatk and vecb=hati+3hatj-5hatk, then show that the...

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