Vedclass
Class 12PhysicsElectromagnetic wavesMix Examples- Electromagnetic waves
Easy

Assertion : Environmental damage has increased the amount of ozone in the atmosphere.
Reason : Increase of ozone increases the amount of ultraviolet radiation on earth.

AIIMS 2014All AIIMS
  • A
    If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
  • B
    If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
  • C
    If the Assertion is correct but Reason is incorrect.
  • D
    If both the Assertion and Reason are incorrect.
Share

Explore More

Browse All

Question Bank

12

All Subjects

Class 12 Questions

Class 12

Physics Questions

Chapter

Electromagnetic waves

Subtopic

Mix Examples- Electromagnetic waves

Previous Year

AIIMS 2014 PaperAll AIIMS years →

Similar Questions

$A$ $100 \ W$ electric bulb produces electromagnetic radiation with an electric field amplitude of $2 \ V \ m^{-1}$ at a distance of $10 \ m$. Assuming it as a point source, estimate the efficiency of the bulb. (in $\%$)

MediumTS EAMCET 2018
View Solution

If two linear antennas having lengths in the ratio $2: 3$ are emitting radiation of wavelengths in the ratio $8: 9$, then the ratio of effective powers radiated by them are in the ratio

EasyAP EAMCET 2017
View Solution

Due to the tilting of the Earth,which waves finally disappear?

Easy
View Solution

Match the following List-$I$ with the List-$II$:
List-$I$List-$II$
$(A)$ Gauss's law$(I)$ Surface charge density
$(B)$ Faraday's law$(II)$ Electric charge and energy conservation
$(C)$ Ampere's law$(III)$ Change in magnetic flux
$(D)$ Kirchhoff's law$(IV)$ Change in electric flux
$(V)$ Total electric flux

EasyAP EAMCET 2018
View Solution

Which of the following is a wrongly matched pair?

EasyAP EAMCET 2023
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo