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A ball is thrown straight up . What is i...

A ball is thrown straight up . What is its velocity and acceleration at the top ?

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At the highest point, the velocity of the ball is zero and its accelertion is equal to acceleration due to gravity acting is downward direction.
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PREMIERS PUBLISHERS-KINEMATICS -Other important questions & answers (III. Short answer questions).
  1. Distinguish between kinetic equation for linear and angular motion .

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  2. Can the direction of velocity of an object change, when acceleration i...

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  3. Is it possible that the brakes of a car are so parfect that car stops...

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  4. A ball is thrown in a parabolic path. Is there any point at which the...

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  5. Why does the direction of motion of a projectile become horizontal at ...

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  6. During the motion of a projectile , the speed of the projectile is min...

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  7. A ball is thrown straight up . What is its velocity and acceleration a...

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  8. Write note on function with example.

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  9. Distinguish between average velocity and average speed .

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  10. What is a coplanar vector ? Give an example.

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  11. Distinguish between uniformly accelerated and non-uniformly accelerate...

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  12. What do you mean by rectilinear motion ? Give examples.

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  13. What do you mean by relative motion ? Give an example.

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  14. Distinguish between kinetic equation for linear and angular motion .

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  15. Can the direction of velocity of an object change, when acceleration i...

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  16. Is it possible that the brakes of a car are so parfect that car stops...

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  17. A ball is thrown in a parabolic path. Is there any point at which the...

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  18. Why does the direction of motion of a projectile become horizontal at ...

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  19. What do you mean by translatory motion ? Give an example.

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  20. The coordinates of a particle moving in a plane are given by x(t) = ac...

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