The difference in the lengths of a mean solar day and a sidereal day is about........$min$.
- A$1$
- B$4$
- C$15$
- D$56$
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Similar Questions
Identify the incorrect statement among the following.
$A$ cube has numerically equal volume and surface area. The volume of such a cube is ........... $units$.
Medium
View SolutionWhich of the following pairs of physical quantities does not have the same dimensional formula?
Medium
View SolutionMatch the following physical quantities in $LIST$-$I$ with their dimensional formulas in $LIST$-$II$:
$LIST$-$I$ $LIST$-$II$ $A$. Planck's constant $I$. $ML^2T^{-2}$ $B$. Stopping potential $II$. $T^{-1}$ $C$. Work function $III$. $ML^2T^{-1}$ $D$. Threshold frequency $IV$. $ML^2T^{-3}A^{-1}$
| $LIST$-$I$ | $LIST$-$II$ |
| $A$. Planck's constant | $I$. $ML^2T^{-2}$ |
| $B$. Stopping potential | $II$. $T^{-1}$ |
| $C$. Work function | $III$. $ML^2T^{-1}$ |
| $D$. Threshold frequency | $IV$. $ML^2T^{-3}A^{-1}$ |
Units for constants in Column-$I$ and $SI$ unit is given in Column-$II$. Match the followings:
Column-$I$ Column-$II$ $(a)$ Wien's constant $(i)$ $W m^{-2} K^{-4}$ $(b)$ Stefan-Boltzmann's constant $(ii)$ $W m^{-1} K^{4}$ $(iii)$ $m K$
| Column-$I$ | Column-$II$ |
| $(a)$ Wien's constant | $(i)$ $W m^{-2} K^{-4}$ |
| $(b)$ Stefan-Boltzmann's constant | $(ii)$ $W m^{-1} K^{4}$ |
| $(iii)$ $m K$ |
Easy
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