Calculate the equivalent resistance when a wire of resistace 10 ohm is divided in two equal parts and connected in parallel combination.

A uniform wire of resistance R ohm is divided into ten equal parts and all of them are connected in parallel. The net resistance is :

Show that equivalent resistance in parallel combination is always less than each of the individual resistances connected in the combination.

The ratio of three resistances is 1:2:3 if the greatest resistance be 12 ohm then what will be the equivalent resistance of the three resistances in their (i) series combination and (ii) Parallel combination?

Calculate the equivalent resistance of two resistance 8Omega and 24Omega connected parallel in a circuit. Which physical Quantity is measured by Kwh?

A metallic wire of resistance R is folded into two equal parts and then wound well, what will be new resistance then?

The equivalent resistances of two resistances in parallel combination is one-fourth of their equivalent resistance in series combination.If one of the resistance is 10 Omega then find the other.

What percent will be the equivalent resistance of two resistances 2 Omega and 3 Omega in their parallel combination with respect to their equivalent resistance in series combination?

In which combination three resistance 5Omega,10Omega & 15Omega are connected to give equivalent resistance will be less than 5Omega ? In domestic wearing gadgets are connected in which combination and why?

For n number of resistors of magnitude r connected in parallel, the equivalent resistance in R. What will be the value of the equivalent resistance when they are connected in series? Or, show that if n identical conductors are joined in series, the combined resistance is n^2 times as great as when they are joined in parallel.

Two cells having emf l.5Vand 2V have internal resistance 0.2 Omega and 0.3 Omega respectively. What is the equivalent emf and equivalent resistance if they are connected in paralleled combinations?