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If vecA = 2hati + 2hatj + 2hatk and vecB...

If `vecA = 2hati + 2hatj + 2hatk` and `vecB = 5hati + 5hatj + 5hatk` then `vecA. vecB and vecA xx vecB`

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If vecA = 2hati + 3hatj + 4hatk and vecB = 3hati - 5hatj + hatk . Find the angle between vecA and vecB .

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R G PUBLICATION-MOTION IN A PLANE-EXERCISE
  1. Two bodies are projected at an angle theta and (90 - theta) to the hor...

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  2. A body is projected vertically upwards. Is it a projectile.

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  3. Two equal force act at a point. The square of their resultant is 3 tim...

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  4. Answer the question briefly and the point: Write down the relationsh...

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  5. Two forces whose magnitudes are in the ratio 3:5 give a resultant of 2...

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  6. A projectile is given an initial velocity of hat t + 2.hatj. Find the ...

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  7. A particle is projected form ground with an initial velocity 20ms^-1 a...

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  8. State parallelogram of law of vector addition .

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  9. What is meant by resolution of vectors ?

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  10. If |barA + barB| = |barA - barB| then prove that the angle between A &...

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  11. If vecA = 2hati + 2hatj + 2hatk and vecB = 5hati + 5hatj + 5hatk then ...

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  12. Establish the equation of trajectory of an angular projectile.

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  13. Three vectors vecA, vecB and vecC are such that vec A, = vecB + vecC a...

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  14. Find the path of projectile, time of flight, horizontal range and maxi...

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  15. From the following graph which are not one dimensional motion. Explain...

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  16. A body is projected downward at an angle 60^@ with the horizontal with...

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  17. If vecA = 2hati + 3hatj + 4hatk and vecB = 3hati - 5hatj + hatk. Find ...

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  18. What is unit vector? Prove that magnitude of unit vector is one.

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  19. Two vectors vecA and vecB are such that vecA + vecB = vecC and A + B =...

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  20. Two vectors vecA and vecB are such that vecA + vecB = vecC and A + B =...

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