Electric Circuits
When water is added to sulphuric acid

  colour of acid changes.
  lot of heat is generated.
  acid particles get separated.
  water start boiling.

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Electric Circuits
What is referred as the average value in AC opearation?

 Average of all values of the phase sequences.
 Average of all values of the (+)ve and (-)ve half.
  Average of all values of an alternating quantity over a complete cycle.
 Average of all values of an alternating quantity.

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