How are infrared waves produced?
- ABy the vibration of atoms and molecules.
- BBy the oscillation of electrons in an antenna.
- CBy the transition of electrons in inner atomic shells.
- DBy the decay of radioactive nuclei.
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Infrared radiation was discovered in $1800$ by
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View SolutionMatch List-$I$ (Electromagnetic wave type) with List-$II$ (Its association/application) and select the correct option from the choices given below the lists:
List-$I$ List-$II$ $a$. Infrared waves $i$. To treat muscular strain $b$. Radio waves $ii$. For broadcasting $c$. $X$-rays $iii$. To detect fracture of bones $d$. Ultraviolet rays $iv$. Absorbed by the ozone layer of the atmosphere
| List-$I$ | List-$II$ |
| $a$. Infrared waves | $i$. To treat muscular strain |
| $b$. Radio waves | $ii$. For broadcasting |
| $c$. $X$-rays | $iii$. To detect fracture of bones |
| $d$. Ultraviolet rays | $iv$. Absorbed by the ozone layer of the atmosphere |
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