Textbook ExpertVerified Tutor
30 Oct 2021
Given information
There are two tubelights of resistance 
and 
where,
. The tubelights are connected in series with a battery.
Step-by-step explanation
Step 1.
A light shines brighter when it has more power from the power source. Therefore it is required to calculate the power of each lightbulb in each case.
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Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922