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If (vecA+vecB)*(vecA-vecB)=0 , show that...

If `(vecA+vecB)*(vecA-vecB)=0` , show that the magnitude of both the vectors are equal .

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CHHAYA PUBLICATION-VECTOR-PROBLEM SET-I
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  2. Determine the value of n so that the vectors vecA=2hati+4hatj-nhatk ...

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  3. If (vecA+vecB)*(vecA-vecB)=0 , show that the magnitude of both the vec...

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  4. Find the unit vector perpendicular to both the vectors vecA=(2hati+2ha...

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  5. The forces P=1 dyn and Q =sqrt(3) dyn are mutually perpendicular. Fin...

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  6. A stone is thrown from the ground with a velocity of 14 m *s^(-1) ...

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  7. A stone is thrown from the ground with a velocity of 14 m *s^(-1) ...

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  8. A stone is thrown up from the earth's surface with an initial velocit...

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  9. If the range of a projectile, projected from the surface of the eart...

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  10. A soldier fires a bullet horizontally from the top a cliff with a vel...

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  11. Show that the maximum height attained by a projectile is one fourth of...

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  12. Find the magnitude of the vector 3hati+4hatj+12hatk and the angles it ...

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  13. What is the value of the resultant of three vectors hati , hatj and sq...

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  14. Position coordinates of the points A, B,C are (1,2,3),(2,3,1) and (3,1...

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  15. If vecA=5hati+3hatj-4hatk and vecB=5hati+2hatj+4hatk are two vectors, ...

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  16. Find the magnitudes of the sum and difference of two vectors 6hati-4ha...

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  17. Show that the magnitude of vecAxxvecB and area of a parallelogram of...

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  18. Determine the angle between vecA=2hati-2hatj+hatk and vecB=3hati+hatj-...

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  19. If vecA=hati+4hatj+hatk and vecB=3hati-5hatj+hatk, find the unit vect...

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  20. Show that the vectors veca=3hati-2hatj+hatk, vecb=hati-3hatj+5hatk and...

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