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Show that the perpendicular distance of ...

Show that the perpendicular distance of the point `vecc` from the line joining `veca` and `vecb` is : `(|vecbxxvecc+veccxxveca+vecaxxvecb|)/(|vecb-veca|)`.

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The angle between veca and vecb if vecaxxvecb=veca*vecb is :

Simplify : (vecb+vecc)*{(vecc+veca)xx(veca+vecb)} .

Simplify : {(vecb-vecc)xx(vecc-veca)}odot(veca-vecb)

Simplify : {(vecb+vecc)xx(vecc+veca))}odot(veca+vecb)

Show that (veca-vecb)xx(veca+vecb) = 2(vecaxxvecb)

Prove that the normal to the plane containing three point whose position vectors are veca,vecb,vecc lie in the direction of vecbxxvecc+veccxxveca+vecaxxvecb .

Prove that {(vecb+vecc)xx(vecc+veca)}.(veca+vecb)=2[veca,vecb,vecc]

prove that : [veca+vecb,vecb+vecc,vecc+veca]=2[veca,vecb,vecc]

Find |veca*vecb| , if |veca|=5,|vecb|=13 and |vecaxxvecb|=25 .

If veca+vecb+vecc=vec0 , show that vecaxxvecb=vecbxxvecc=veccxxveca .

MODERN PUBLICATION-VECTORS-Exercise
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  3. Represent the following graphically a displacement of : 40 km, 30^@ ea...

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  4. Represent the following graphically a displacement of : 40 km, 30^@ ea...

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  5. Classify the following measure as scalar and vector: 10 Kg

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  6. Classify the following measure as scalar and vector: 40^o

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  7. Classify the following measure as scalar and vector: 2 meters north-w...

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  8. Classify the following measure as scalar and vector:40watt

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  9. Classify the following measure as scalar and vector: 10^(-19)coulomb

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  10. Classify the following measure as scalar and vector: 20 m/s^2

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  11. Classify the following measures as scalars and vectors: 1000 cm^3

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  12. Classify the following measures as scalars and vectors: 10 N

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  13. Classify the following measures as scalars and vectors: 30 km/h

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  15. Classify the following as scalar and vector quantities: distance

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  16. Classify the following as scalar and vector quantities: force

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  17. Classify the following as scalar and vector quantities: velocity

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  18. Classify the following as scalar and vector quantities:work done

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  19. In the figure identify the following vectors : Co-initial.

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  20. In the figure identify the following vectors : Equal.

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  21. A girl walks 4 km towards west, then she walks 3 km in a direction 30^...

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