If two resistors of `25 Omega` and `15 Omega` are joined together in series and then placed in parallel with a `40 Omega` resistor, the effective resistance of the combination is:

Four resistors of resistances 5 Omega each are connected in parallel. Calculate the effective resistance of the combination.

A resistor of 5Omega resistance is connected in series with a paralel combination of a number of resis-tors each of 6Omega . If the total resistance of the combination is 7Omega , how many resistors are in parallel?

Three resistors 2Omega , 4Omega and 5Omega are combined in parallel. What is the total resistance of the combination?

Three resistors 2Omega , 4Omega and 5Omega are combined in parallel. What is the total resistance of the combination?

A resistor of 5 Omega is connected in series with a parallel combination of a number of resistors each of 5 Omega . If the total resistance of the combination is 6 Omega , how many resistor are in parallel?

Three resistors 2 Omega, 4 Omega and 5 Omega are combined in parallel. What is the total resistance of the combination?

Three resistor 2 Omega , 4 Omega and 6 Omega are combined In parallel. What is the total resistance of the combination ?

Three resistors 2 Omega , 4 Omega and 5 Omega are combined in parallel. What is the total resistance of the combination?