JEE Main · Physics · Electromagnetic Induction

Initial Rate of Charging

JEE Main asked Initial Rate of Charging once in the 108 shifts Lumi analysed, on 18 Mar 2021, Shift 1. It belongs to RC Circuits, in Electromagnetic Induction (Physics).

Updated 2026-10-24

Times asked: 1; in 1 shift
Years: 1 of 8
First asked: 2021; the only year
Pattern: Gone quiet; asked once so far

Questions on this idea a shift, by year

2017–2026. Asked in 2021. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Physics questions.

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 1 in 24 shifts · 2022: 0 in 24 shifts · 2023: 0 in 12 shifts · 2024: 0 in 18 shifts · 2025: 0 in 8 shifts · 2026: 0 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

20260 of 9
20250 of 8
20240 of 18
20230 of 12
20220 of 24
20211 of 24
20200 of 12
20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Numerical value is the usual form. Skill tested: calculation.

Initial discharge current of capacitor

Difficulty

Easy 1Medium 0Hard 0

1 of the 1 question had a numerical answer.

Every question

The question

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

18 Mar 2021, Shift 1 · Q26The circuit shown in the figure consists of a charged capacitor of capacity 3 $\mu$ F and a charge of 30 $\mu$ C. At time $t=0$ , when the…EasyNumerical valueHas a figure

Shift: 18 Mar 2021, Shift 1.

Same topic

Other ideas in RC Circuits

RC Circuits has 7 ideas JEE Main has asked; 1 of them came up in more than one question.

Initial and Steady State Behavior7× · 2026
Discharging Equation Masteryonce · 2024
Fractional Charge Time Calculationonce · 2022
Charging Equation Masteryonce · 2021
Total Charge Flown Integrationonce · 2021
RC Circuits with Ideal Diodesonce · 2020

Topic analysis Chapter analysis Study this chapter All repeated ideas