NEET UG 2022 · Physics · Question 20
NEET 2022 Physics, question 20
Question 20 of the NEET 2022 paper (code R1) is a Physics question from Current Electricity. Its idea, Joule Heating and Electrical Power, was asked twice, in 2022 and 2024, across NEET 2017–2026. The NTA final answer key gives option 3.
Updated 2026-10-08
Q20 · Physics
Two resistors of resistance, 100 Ω and 200 Ω are connected in parallel in an electrical circuit. The ratio of the thermal energy developed in 100 Ω to that in 200 Ω in a given time is :
- 14 : 1
- 21 : 2
- 32 : 1Official answer
- 41 : 4
Official answer: option 3 · NTA final answer key
Same idea
Joule Heating and Electrical Power, in other papers
NEET asked this idea twice, in 2022 and 2024. The other question below.
- 2024 Q41Two heaters A and B have power rating of 1 kW and 2 kW, respectively. Those two are first connected in series and then in parallel to a…Numerical · Medium
Joule Heating and Electrical Power: 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.