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A car attains a velocity of 20 m s^(-1) ...

A car attains a velocity of `20 m s^(-1) "in" 2.5` s. If initially it had been at rest, its acceleration must be __________

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PEARSON IIT JEE FOUNDATION- KINEMATICS-TEST YOUR CONCEPTS (VERY SHORT ANSWER TYPE QUESTIONS)
  1. A particle moved 5 m towards east then moved 8 m towards west. What is...

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  2. Define distance, displacement, speed, velocity and acceleration.

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  3. Why is displacment referred to as a vector quantity?

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  4. Speedometer of a vehicle measures its speed.

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  5. When does a particle motion have uniform speed?

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  6. What is non-uniform motion ?

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  7. What is instantaneous velocity?

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  8. The ratio of the total distance travelled by a body to the total time ...

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  9. Convert the following speeds into m s^(-1)

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  10. Convert the followign speeds into km h^(-1)

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  11. 1 m s^(-2)=km h^(-2)

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  12. A car attains a velocity of 20 m s^(-1) "in" 2.5 s. If initially it ...

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  13. What is the acceleration of a body moving with uniform velocity ?

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  14. Rate of decrease in the magnitude of velocity is also known as

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  15. The displacement-time graph of a body is shown in the figure below. Th...

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  16. What is the acceleration due to gravity?

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  17. A bus moves by 8 m from its position of rest in 2 s, along a straight ...

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  18. What are the different types of graphs that can be drawn to represent ...

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  19. Give the equations of motion of a particle undergoing retardation alon...

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  20. In a displacement versus time graph is taken on the x-axis

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