A torch draws more current from its cell. The terminal voltage then:
AFixes
BFlares
CFloats
DFalls
Answer & Solution
Correct answer: D. Falls
1. More current means a bigger drop inside.
2. That drop is subtracted from the emf.
3. So the terminal voltage falls.
_Source: OpenStax University Physics Volume 2, Chapter 10, Direct-Current Circuits._
Keep practising Direct Current Circuits
Browse all Direct Current Circuits questions for B.Tech ECE, or explore more Physics topics.