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Friday, 9 October

NEET UG 2020 · Physics · Question 164

NEET 2020 Physics, question 164

Question 164 of the NEET 2020 paper (code E1) is a Physics question from Current Electricity. Its idea, Carbon Resistor Color Coding, was asked 3 times, in 2018, 2020 and 2023, across NEET 2017–2026. The NTA final answer key gives option 4.

Updated 2026-10-08

Q164 · Physics

The color code of a resistance is given below :

[figure: resistor with bands Yellow, Violet, Brown, Gold]

The values of resistance and tolerance, respectively, are :

The figure, described in words

Resistor drawing with four colour bands labelled Yellow, Violet, Brown, Gold (left to right).

  1. 1470 kΩ\Omega, 5%
  2. 247 kΩ\Omega, 10%
  3. 34.7 kΩ\Omega, 5%
  4. 4470 Ω\Omega, 5%Official answer

Official answer: option 4 · NTA final answer key

Same idea

Carbon Resistor Color Coding, in other papers

NEET asked this idea 3 times, in 2018, 2020 and 2023. The other 2 questions below.

  • 2023 Q18Resistance of a carbon resistor determined from colour codes is (22000±5%) Ω(22000\pm5\%)\ \Omega. The colour of third band must be :One-line MCQ · Easy
  • 2018 Q5A carbon resistor of (47±4.7)(47 \pm 4.7) kΩ\Omega is to be marked with rings of different colours for its identification. The colour code…One-line MCQ · Easy

Carbon Resistor Color Coding: every question and how it was framed

The chapter

Current Electricity in ten years of NEET

34 questions from 2017–2026, asked in 10 of 10 papers, about 3.2 a paper. Ohm's Law and Resistance alone had 28.

Current Electricity: questions per paper

0362’173’183’195’204’214’225’234’243’251’26