EASY
12th Chhattisgarh Board
IMPORTANT
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The order of wavelength of visible rays is

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Important Questions on Electromagnetic Waves

EASY
12th Chhattisgarh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 8 - Electromagnetic Waves>chhattisgarh board-2018>Q 2
In visible light wavelength of _____ colour is minimum. 
MEDIUM
12th Chhattisgarh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 8 - Electromagnetic Waves>chhattisgarh board-2018>Q 3
What are electromagnetic waves? Write any four properties. 
EASY
12th Chhattisgarh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 8 - Electromagnetic Waves>chhattisgarh board-2019>Q 4
How Gamma Rays are produced? Write its two important uses. 
MEDIUM
12th Chhattisgarh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 8 - Electromagnetic Waves>chhattisgarh board-2020>Q 5
How infrared waves are produced? Write its two important uses.