If two resistance are connected in series and parallel give equivalent resistance `12Omega` and `5/2 Omega` respectively then find their value.

The equivalent resistance of two coils connected in series and in parallel are 12Omega and 5/3 Omega respectively. Calculate the value of each resistance.

Equivalent resistances of two resistors in their series and parallel combinations are 10 Omega and 2.1 Omega respectively.Find out the values of two resistances.

R_1 and R_2 are two resistances they are connected in series Write down their equivalent resistance in each case.

Calculate the resistances of two resistor which when connected in a series provide equivalent resistance 5Omega and parallel provide equivalent resistance 1.2Omega .

There are n number of cells each of resistance R. When they are connected in parallel, the equivalent resistance is Y and when they are connected in series , the equivalent resistance is X. Find the relation between X,Y and R.

An electric cell of emf 10 V and of internal resistance 1 Omega is connected in series with the parallel combination of three resistances of 3 Omega,5 Omega and 8 Omega .Calculate the currents through the three resistances.

IF two resistor are connected in parallel,their equivalent resistance would be less than even the lower resistance of the two -prove it.

The equivalent resistance of series ad parallel combinations of two cells are S and P respectively. IF S=nP , then find out the minimum possible value of n.

An electric cell of emf 2V and of negligible internal resistance is connected in series with a coil of resistance a 20 Omega and a galvanometer of resistance 200 Omega, a 20 Omega resistances is parallel with the galvanometer,find out the galvanometer current.