engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test Physics Current, Resistance and Electricity
Which of the following statements is/are not correct for the rule for series combination to any number of cells?
1
The equivalent emf of a series combination of n cells is just the sum of their individual emf’s,
2
The equivalent internal resistance of a series combination of n cells is just the sum of their internal resistances.
3
The equivalent internal resistance of a series combination of n cells is like a parallel combination of resistance.
4
Both 1 and 2