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The position vector of a particle in a c...

The position vector of a particle in a circular motion about the origin sweeps out equal area in equal time. Its

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SL ARORA-Motion in a Plane-Excercise
  1. A vector vec(A) points verically upward and vec(B) points towards nort...

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  2. The minimum number of forces of equal magnitude in a plane that can ke...

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  3. The position vector of a particle in a circular motion about the origi...

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  4. The acceleration vector of a particle moving with a uniform velocity i...

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  5. If vec A + vec B = vec A -vec B , then vec B is a

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  6. If the ratio of vec A . vec B and |vec A xx vec B| is sqrt 3, then the...

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  7. The minimum value of the magnitude of vec A + vec B is .

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  8. The angle between (hat i +hat j ) and (hat i - hat j) is .

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  9. Two vectors of magnitude A and sqrt3 A are perpendicular to each other...

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  10. Two vectors, equal in magnitude, have their resultant equal in magnitu...

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  11. If the resultant of two vectors vec P and vec Q is given by R^(2) = P^...

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  12. If |vec A + vec B=|vec A - vec B|, then angle between vec A and vec B ...

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  13. If the vectors 3 hat i +3 hat j +9 hat k and hat i +a hat j +3 hat k a...

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  14. If |vec A|=10, |vec B|=2, and vec A . vec B = 12, |vec A xx vec B| =.

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  15. If vec A and vec B denote the sides of a parallelogram of area AB/ 2,...

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  16. The angle between the direction of velocity and acceleration at the hi...

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  17. For the motion of a projectile in a vertical plane, horizontal acceler...

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  18. The greatest height to which a man can throw a stone is h. The greates...

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  19. A ball projected with speed u at an angle of projection 15^circ has ra...

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  20. For a projectile projected at an angle the maximum height and horizont...

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