1.

What are the desirable characteristics of a physical quantity??

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The desirable characteristics of a physical unit :-

  • It should be WELL defined .
  • It should be of convenient size i.e, neither too small not too large in comparison with the measure physical quantity .
  • It should not change with time .
  • it should be EASILY REPRODUCIBLE .
  • it should be impressible or destructible
  • it should not be affected by the change in physical conditions such as pressure, TEMPERATURE etc.
  • it should be internationally acceptable .
  • it should be easily accessible .


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