Assuming that the two diodes D₁ and D₂ used in the electric circuit shown in the figure are ideal, find out the value of the current flowing through 2.5Ω resistor.
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2.5A.
Both the diodes are forward biased, so are equivalent to a closed circuit.
Now, equivalent of the two 3 ohms resistors, which are in parallel, is 3/2 = 1.5 ohms.
This, and the 2.5 ohms in series give a total resistance of 1.5 + 2.5 = 4 ohms.
Finally, the current is 10V/4ohms = 2.5A.
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