Three resistors `10 Omega`, `20 Omega` and `30 Omega`` are connected in series combination.
Find equivalent resistance of series combination.

Two resistors 1k Omega and 2k Omega are connected in parallel combination. Find equivalent resistance of parallel combination.

Three resistors 10 Omega , 20 Omega and 31 Omega are connected in series combination. When this series combination is connected to 12V supply, by neglecting the value of internal resistance, obtain potential difference across each resistor

A set of three coils having resistances 10 Omega , 12 Omega and 15 Omega are connected in parallel. This combination is connected in series with series combination of three coils of the same resistances. Calculate the total resistance and current through the circuit, if a battery of emf 4.1 Volt is used for drawing current.

Three resistances 15Omega , 20 Omega and 10 Omega are connected in parallel. Find the effective resistance of the circui

If three resistors 15Omega , 3Omega and 4 Omega each are connected in series, what is the effective resistance in the circuit?

Two resistors of resistance 20 Omega and 30 Omega are connected in series and potential difference of 5V is applied across the combination. Find the potential difference across each resistor.