JEE Main 2012 — Current Electricity Question with Solution
JEE Main 2012 (19 May Online)
Question
A generator has armature resistance of and develops an induced emf of when driven at its rated speed. Its terminal voltage when a current of is being drawn is
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
Armature resistance
Induced emf,
Current drown,
We know that,
or,
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This is a previous-year question from JEE Main 2012, covering the Current Electricity chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.