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There are three resistors of 10 ohm,20 o...

There are three resistors of 10 `ohm`,20 `ohm` and 30 `ohm` joined in parallel in a circuit. The potential difference across the electric circuit is 10V.
(a) Draw a circuit diagram for the above case.
Find the total resistance of the combination of resistors.
(c) Calculate the electric current drawn from the same source.

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