Why is resistance less in parallel combination of resistors ?

(a) Why does resistance increase in a series combination of resistors ? (b) Why does resistance decrease in a parallel combination of resistors ?

Why is resistance more in series combination of resistors ?

Find the effective resistance of the parallel combination of three resistors of resistances 20 Omega , 40 Omega and 50 Omega .

What is meant by Parallel combination of resistors.

State the merits and demerits of a parallel combination of resistors.

Series combination of resistors and Parallel combination of resistors