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Match the following for the acceleration of a moving particle

P) Velocity increasing with time           1) zero

Q ) Velocity decreasing with time        2) positive

R )Velocity  constant with time            3) Negative 

Option: 1

P-1 , Q - 2 , R - 3


Option: 2

P- 2 ,Q - 3 ,R - 1


Option: 3

P- 3 , Q - 1 , R - 2


Option: 4

P - 3 , Q - 2 , R - 1

 


Answers (1)

best_answer

 

 

Acceleration -

  • Rate of change of velocity with time.

  • Formula-

              a=change in velocity / change in time

                           a=\frac{v_{f}-v_{i}}{t}

  • Types for Acceleration

based on the nature of acceleration

                  There are three types of acceleration

  1.  Positive Acceleration-

  •  If final velocity is greater than the initial velocity.  For:  V> V1

  • E.g- When a bus speeds up.

  1.     Negative Acceleration-

  • When final velocity is less than initial velocity. For: V_1 >V_2

  • E.g-When a bus slow down.

  1.     Zero Acceleration-

  • When final velocity is equal to the initial velocity. For:  V_1 =V_2

  • E.g-When a bus is moving with uniform velocity.

-

Ans is P- 2 ,Q - 3 ,R - 1

Posted by

sudhir.kumar

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