URGENT HELP NEEDED FROM AN EXPERT

Q1 The position ‘x’ of the particle varies with time as x= at^2- b^3.
Calculate

1 thought on “URGENT HELP NEEDED FROM AN EXPERT<br /><br />Q1 The position ‘x’ of the particle varies with time as x= at^2- b^3.<br />Calculate”

1. Answer:

   x=at

   2

   −bt

   3

   ⇒ Velocity =

   dt

   dx

   =2at−3bt

   2

   Acceleration=

   dt

   2

   d

   2

   x

   =

   dt

   d

   (2at−3b

   2

   )=2a−6bt

   or a=2a−6bt

   Making a=0

   ⇒2a=6bt

   ⇒t=dfrac2a6b=

   3b

   a

   .

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