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Question

What do you mean by acceleration ? State its CGS and SI units .


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Solution

Acceleration:

  1. The rate of change of velocity is called acceleration.
  2. CGS unit of acceleration is cms2.
  3. SI unit of acceleration is ms2.
  4. It is denoted by a letter ‘a’.
  5. Mathematically it is given as,

a=ChangeinvelocityTimetakenforthechange(Timeinterval)

a=v2-v1t

Where v1,v2 represents velocities at two moments.


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