Resistance In Parallel

The effective resistance of a circuit containing resistances in parallel is

State the law of combination of resistances in parallel.

State Ohm's law. Derive an expression for the equivalent resistance of a number of resistances in parallel.

Give the law of combination of resistances in parallel and draw a circuit diagram containing three resistors connected in parallel.

The equivalent resistances of two resistances in parallel combination is one-fourth of their equivalent resistance in series combination.If one of the resistance is 10 Omega then find the other.

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Two conductors A and B resistance 5 omega and 10 omega respectively are first joined in parallel and then in series. In each case the voltage applied is 20 V. Equivalant resistance in parallel combination is: