Why does human skin darken when exposed to sunlight for a long period of time?
- ADue to the absorption of infrared rays.
- BDue to the absorption of ultraviolet rays.
- CDue to the absorption of visible light.
- DDue to the absorption of $X$-rays.
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Similar Questions
Match List-$I$ with List-$II$.
List-$I$ List-$II$ $(a)$ Source of microwave frequency $(i)$ Radioactive decay of nucleus $(b)$ Source of infrared frequency $(ii)$ Magnetron $(c)$ Source of Gamma Rays $(iii)$ Inner shell electrons $(d)$ Source of $X$-rays $(iv)$ Vibration of atoms and molecules $(v)$ $LASER$ $(vi)$ $RC$ circuit
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $(a)$ Source of microwave frequency | $(i)$ Radioactive decay of nucleus |
| $(b)$ Source of infrared frequency | $(ii)$ Magnetron |
| $(c)$ Source of Gamma Rays | $(iii)$ Inner shell electrons |
| $(d)$ Source of $X$-rays | $(iv)$ Vibration of atoms and molecules |
| $(v)$ $LASER$ | |
| $(vi)$ $RC$ circuit |
Choose the correct answer from the options given below:
Match List-$I$ with List-$II$:
List-$I$ List-$II$ $(a)$ Ultraviolet rays $(i)$ Study crystal structure $(b)$ Microwaves $(ii)$ Greenhouse effect $(c)$ Infrared waves $(iii)$ Sterilizing surgical instruments $(d)$ $X$-rays $(iv)$ Radar system
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $(a)$ Ultraviolet rays | $(i)$ Study crystal structure |
| $(b)$ Microwaves | $(ii)$ Greenhouse effect |
| $(c)$ Infrared waves | $(iii)$ Sterilizing surgical instruments |
| $(d)$ $X$-rays | $(iv)$ Radar system |
Choose the correct answer from the options given below:
In the electromagnetic spectrum,the visible light region lies between which of the following?
Easy
View SolutionMatch the List-$I$ with List-$II$:
List-$I$ List-$II$ $A$. Microwaves $I$. Radioactive decay of the nucleus $B$. Gamma rays $II$. Rapid acceleration and deceleration of electrons in aerials $C$. Radio waves $III$. Inner shell electrons $D$. $X$-rays $IV$. Klystron valve
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $A$. Microwaves | $I$. Radioactive decay of the nucleus |
| $B$. Gamma rays | $II$. Rapid acceleration and deceleration of electrons in aerials |
| $C$. Radio waves | $III$. Inner shell electrons |
| $D$. $X$-rays | $IV$. Klystron valve |
Choose the correct answer from the options given below:
The decreasing order of wavelength of infrared,microwave,ultraviolet,and gamma rays is:
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