The quantum numbers $+1/2$ and $-1/2$ for the electron spin represent:
- ARotation of the electron in clockwise and anticlockwise direction respectively.
- BRotation of the electron in anticlockwise and clockwise direction respectively.
- CMagnetic moment of the electron pointing up and down respectively.
- DTwo quantum mechanical spin states which have no classical analogue.
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Similar Questions
When $FeCl_3$ reacts with $K_4[Fe(CN)_6]$,which of the following compounds is formed?
The $IUPAC$ name of the given compound is:
Match the following columns:
Column-$I$ Column-$II$ $A$. Christmas tree $i$. Bennettites $B$. Fossil plant $ii$. Cycas $C$. Ornamental plant $iii$. Araucaria $D$. Tallest tree $iv$. Sequoia $v$. Thuja
| Column-$I$ | Column-$II$ |
|---|---|
| $A$. Christmas tree | $i$. Bennettites |
| $B$. Fossil plant | $ii$. Cycas |
| $C$. Ornamental plant | $iii$. Araucaria |
| $D$. Tallest tree | $iv$. Sequoia |
| $v$. Thuja |
$A$ parallel plate capacitor is charged to a potential difference of $100\,V$ and disconnected from the source of $emf$. $A$ slab of dielectric is then inserted between the plates. Which of the following three quantities change?
$(i)$ The potential difference
$(ii)$ The capacitance
$(iii)$ The charge on the plates
$(i)$ The potential difference
$(ii)$ The capacitance
$(iii)$ The charge on the plates
If $f(x) = \frac{1}{1+\frac{1}{x}}$ and $g(x) = \frac{1}{1+\frac{1}{f(x)}}$,then $g^{\prime}(2)$ is equal to
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