Find the equivalent resistance when the following are connected in parallel: `1 Omega` and `100 Omega` and `1000 Omega`

Judge the equivalent resistance when the following are connected in parallel. (a) 1 Omega and 10^6 Omega (b) 1 Omega and 10^8 Omega and 10^6 Omega .

When resistors 1 and 2 are connected in series, the equivalent resistance is 20.0 Omega. When they are connected in parallel, the equivalent resistance is 3.75 Omega. What are (a) the smaller resistance and (b) the larger resistance of these two resistors?

The equivalent resistance of two resistor connected in series is 6 Omega and their equivalent resistance is (4)/(3)Omega . What are the values of resistances ?

Calculate the resistance of two coils if their equivalent resistance in series and parallel are respectively 18 Omega and 4 Omega

Find equivalent emf of four different cells which are connected in parallel. Their emf's and internal resistance are 1 volt, 1 Omega , 2 volt, 1 Omega,3 volt, 1Omega,4 volt, 2 Omega and their connection is given below .