Question

best questions that ask in phy viva class 12

Answer 1

1. Name the Physical quantities to be kept constant for Ohm’s law to be true.

ans.length, area of cross section,temperature

 2.Define figure of merit of a galvanometer.
ans.Current for unit deflection

3.What are the difference between primary and secondary cell?
ans.Primary cell cannot be recharged, secondary cells can be recharged; secondary cells have less internal resistance than primary cells.

Answer 2

Answer:

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