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JEE-MAIN SERIES
Physics

Radiation

4 previous year questions.

Volume: 4 Ques
Yield: Medium

High-Yield Trend

2
2023
1
2019
1
2014

Chapter Questions
4 MCQs

01
PYQ 2014
medium
physics ID: jee-main
Parallel rays of light of intensity I=912 Wm are incident on a spherical black body kept in surroundings of temperature 300 K . Take Stefan constant and assume that the energy exchange with the surroundings is only through radiation The final steady state temperature of the black body is close to
1
330 K
2
660 K
3
990 K
4
1550 K
02
PYQ 2019
easy
physics ID: jee-main
To verify Ohm's law, a student connects the voltmeter across the battery as, shown in the figure. The measured voltage is plotted as a function of the current, and the following graph is obtained: If is almost zero, identify the correct statement:
1
The value of the resistance is
2
The emf of the battery is and the value of is
3
The emf of the battery is and its internal resistance is
4
The potential difference across the battery is when it sends a current of
03
PYQ 2023
easy
physics ID: jee-main

A bowl filled with very hot soup cools from to in 2 minutes when the room temperature is . How long it will take to cool from to ?

1
2 minutes
2
1 minute
3
minutes
4
minute
04
PYQ 2023
hard
physics ID: jee-main
Match List I with List II:
List IList II
AMicrowavesiRadioactive decay of the nucleus
BGamma wavesiiRapid acceleration and deceleration of electrons in aerials
CRadio wavesiiiInner shell electrons
DX - raysivKlystron valve
Choose the correct answer from the options given below:
1
A-I, B-II, C-III, D-IV
2
A-I, B-III, C-IV, D-II
3
A-IV, B-I, C-II, D-III
4
A-IV, B-III, C-II, D-I

About Radiation - JEE-MAIN

Radiation is a vital chapter for JEE-MAIN aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

Frequently Asked Questions

Why focus on Radiation PYQs?

Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.

How to best use this analysis?

Review the topic breakdown to see which sub-topics within Radiation carry the most weight. Then, tackle the questions iteratively to solidify your understanding.