$A$ light year is a unit of which physical quantity? Time or distance?
- ATime
- BDistance
- CSpeed
- DIntensity
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View SolutionMatch the items in Column-$I$ with the appropriate units in Column-$II$.
Column-$I$ Column-$II$ $(1)$ Distance between Earth and stars $(a)$ Kilometer $(2)$ Wavelength of infrared radiation $(b)$ Light-year $(c)$ $\mathring{A}$
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| $(1)$ Distance between Earth and stars | $(a)$ Kilometer |
| $(2)$ Wavelength of infrared radiation | $(b)$ Light-year |
| $(c)$ $\mathring{A}$ |
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