d
(d) As we know $1$ mol of any ideal gas at $STP$ occupies a volume of $22.4$ litres.
Hence number of moles of gas $\mu = \frac{{44.8}}{{22.4}} = 2$
Since the volume of cylinder is fixed,
Hence ${(\Delta Q)_V} = \mu \omega \;\Delta T$
$ = 2 \times \frac{3}{2}R \times 10 = 30R$