A student employs a transformer to power a filament lamp from a $230\,\text{V}$ a.c. supply. The lamp is rated for a maximum voltage of $6.0\,\text{V}$. What happens when the circuit is switched on?
- AThe lamp does not light at all.
- BThe lamp lights dimly.
- CThe lamp lights at normal brightness.
- DThe lamp lights up brightly and then goes out.