JEE Main 2013 — Current Electricity Question with Solution
JEE Main 2013 (09 Apr Online)
Question
A letter is constructed of a uniform wire with resistance per , The sides of the letter are and the cross piece in the middle is long. The apex angle is 60 . The resistance between the ends of the legs is close to:
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
For or or Solving we get Putting the value of in equation (i) We get
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This is a previous-year question from JEE Main 2013, 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.