The figure below shows three resistors of values 2Ω, 4Ω and 6 Ω connected in series to a 6V dry cell.
(a) What is the effective resistance of the three resistors?
The figure below shows three resistors of values 1 Ω, 3 Ω and 6 Ω connected in parallel to a 6V dry cell.
(a) What is the effective resistance of the three resistors?