Pick out the longest wavelength from the following types of radiations.
- ABlue light
- B$\gamma$-rays
- C$X$-rays
- DRed light
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Match the following types of waves with their wavelength ranges:
$i$. Microwave $(a)$. $700 \ nm$ to $400 \ nm$ $ii$. Visible light $(b)$. $1 \ nm$ to $10^{-3} \ nm$ $iii$. Ultraviolet $(c)$. $0.1 \ m$ to $1 \ mm$ $iv$. $X$-rays $(d)$. $400 \ nm$ to $1 \ nm$
| $i$. Microwave | $(a)$. $700 \ nm$ to $400 \ nm$ |
| $ii$. Visible light | $(b)$. $1 \ nm$ to $10^{-3} \ nm$ |
| $iii$. Ultraviolet | $(c)$. $0.1 \ m$ to $1 \ mm$ |
| $iv$. $X$-rays | $(d)$. $400 \ nm$ to $1 \ nm$ |
The frequency range from $3\, MHz$ to $30\, MHz$ is known as:
Easy
View SolutionWrite the range of frequencies of visible light.
Medium
View SolutionWhich of the following can be used in cancer treatment?
Easy
View SolutionWrite the source of ultraviolet waves.
Easy
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