Two wires have resistance of `2 Omega` and `4 Omega` connected to same voltage, ratio of heat dissipated at resistance is

Two resistors of resistances 2 Omega and 4 Omega when connected to a battery will have :

Two resistors of resistances 2 Omega and 4 Omega when connected to a battery will have :

Three resistors having resistances of 15 Omega , 3 Omega and 4 Omega are connected in series. What is the effective resistance in the circuit?

Two resistors having resistance 4 Omega and 6 Omega are connected in parallel. Find their equivalent resistance.

Two resistance (200 pm 4) Omega and (150 pm 3) Omega are connected in series . What is their equivalent resistance ?

Three resistors having resistances of 12 Omega , 9 Omega , 4 Omega and 3 Omega are connected in series. What is the effective resistance in the circuit?

Two wires of resistance 10 Omega and 5 Omega are connected in series. The effective resistance is "__________" Omega .