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Saturday, 31 October

JEE Main · Physics · Motion in a Straight Line

Dropping Objects from Moving Frames

JEE Main asked Dropping Objects from Moving Frames 3 times in 3 of the 108 shifts Lumi analysed, in 2020, 2021 and 2026. It belongs to Kinematics in 1D, in Motion in a Straight Line (Physics). The longest wait between two years asking it was 5 years.

Updated 2026-10-24

Times asked
3
in 3 shifts
Years
3 of 8
First asked
2020
last in 2026
Pattern
Frequent
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2020, 2021 and 2026. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Physics questions.

00.10.20’170.08’200.03’210’220’230’240’250.11’26

Raw count: 2017: 0 in 1 shift · 2020: 1 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: 1 in 9 shifts.

Shift by shift

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

  • 20261 of 9
  • 20250 of 8
  • 20240 of 18
  • 20230 of 12
  • 20220 of 24
  • 20211 of 24
  • 20201 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Single correct is the usual form. Skill tested: multi-step.

  • Stone dropped from rising balloon
  • Object dropped from rising balloon

Difficulty

Easy 1Medium 2Hard 0

Every question was multiple choice.

Every question

All 3 questions

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

  1. 8 Apr 2026, Shift 2 · Q29A gas balloon is going up with a constant velocity of 10 m/s. When this balloon reached a height of 75 m, a stone is dropped from it and…EasySingle correct
  2. 25 Jul 2021, Shift 2 · Q2A balloon was moving upwards with a uniform velocity of 10 m/s. An object of finite mass is dropped from the balloon when it was at a…MediumSingle correct
  3. 5 Sep 2020, Shift 1 · Q3A helicopter rises from rest on the ground vertically upwards with a constant acceleration g. A food packet is dropped from the helicopter…MediumSingle correct

Shifts: 5 Sep 2020, Shift 1, 25 Jul 2021, Shift 2, 8 Apr 2026, Shift 2.

Same topic

Other ideas in Kinematics in 1D

Kinematics in 1D has 28 ideas JEE Main has asked; 17 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas