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Saturday, 31 October

JEE Main 2021 · PhysicsMultiple choiceSingle correctEasyApplication

JEE Main 26 August 2021, Shift 2, Physics Q19

Question 19 of 90 in this shift, Physics question 19 of 30, Section A.

If you are provided a set of resistances 2 Ω2\ \Omega, 4 Ω4\ \Omega, 6 Ω6\ \Omega and 8 Ω8\ \Omega. Connect these resistances so as to obtain an equivalent resistance of 463 Ω\frac{46}{3}\ \Omega.
  1. (1)6 Ω\Omega and 8 Ω\Omega are in parallel with 2 Ω\Omega and 4 Ω\Omega in series
  2. (2)2 Ω\Omega and 6 Ω\Omega are in parallel with 4 Ω\Omega and 8 Ω\Omega in series
  3. (3)2 Ω\Omega and 4 Ω\Omega are in parallel with 6 Ω\Omega and 8 Ω\Omega in seriesOfficial answer
  4. (4)4 Ω\Omega and 6 Ω\Omega are in parallel with 2 Ω\Omega and 8 Ω\Omega in series

Official answer

Option 3

NTA final key.

Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.