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Name the quantity which remains unchange...

Name the quantity which remains unchanged during the flight of an oblique projectile.

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JBD PUBLICATION-KINEMATICS-EXAMPLE
  1. At what angle ith the verticle should a projectile be projected so tha...

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  2. If u is the velocity of projection ,what is the value of maximum hori...

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  3. Name the quantity which remains unchanged during the flight of an obli...

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  4. How many directions of projection are possible for the same horizontal...

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  5. A bomb is dropped from an aeroplane when it is at a heigth h directly ...

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  6. A ball is thrown up and then it returns to the thrower .Is it a projec...

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  7. If the angle of projection fo a projectile is doubled ,will the horizo...

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  8. Write the relation between linear velocity (v),angular velocity(omega)...

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  9. What is the effect of air resistance on the time of flight and horizon...

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  10. State, for each of the following physical quantities, if it is a scala...

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  11. What is the essential condition for addition of two vectors?

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  12. What is the physical meaning of zero vector?

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  13. Write expression for a position vector in space.

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  14. Write expression for displacement vector.

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  15. What is the direction of velocity at any point on the path of an objec...

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  16. Displacement vector is fundamentally a position? Comment on this state...

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  17. If fifty vectors,each of magnitude 10 units ,are represented by the si...

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  18. What is the minimum number of vectors of unequal magnitude required to...

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  19. What is the angle made by vector overset rarr A = hat i + 2 hat j with...

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  20. Calculate the magnitude off position vector R ( 3 hat i + 4 hat j + 7...

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