1.

when two resistors are connected in series with a cell of emf 2v and negligible internal resistance,a current of 2/5A flows in the circuit. when the resistors are connected in parallel the main current is 5/3A . calculate the resistances.

Answer»

In series
V=IR
I=V/R
I=2/0.4
I=5A
In parallel
I=2/1.666
I=1.199A



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