Question

Write two precautions that must be taken while determining the equivalent resistance of the two resistors when connected in series.

Answer 1

first is that resistance wire should not be more.long else current doesn't pass through it
second is that + be terminal should be connected to + be and - ve to - ve

Answer 2

1 ) resistance wire should not be more.long else current doesn't pass through

2) that + be terminal should be connected to + be and - ve to - ve