Give any four precautions taken by a student to perform an experiment to determine the resultant resistance of two resistors when connected in series.

The equivalent resistance of resistors connected in series is always

Choose the appropriate set of apparatus for performing the experiment to determine the equivalent resistance of two resistors when connected in series :

What is the effective resistance of resistors connected in series.

What happens to the effective resistance when two resistors are connected in series?

Obtain an expression for equivalent resistance of two resistors connected in a series combination.

What is the effective resistance when two or more resistors are connected in series?