question: OPTIONS:
- yes
- no
No known material can be used as a filament at this ideal temperature, which is hotter than the sun's surface.
At what temperature does a thermal radiator most efficiently produce light?

answer: no

question: OPTIONS:
- yes
- no
Despite wide use by politicians, judges and academics, the rule of law has been described as "an exceedingly elusive notion".
Who commonly, or at least attempt to, abide by the rule of law?

answer: yes

question: OPTIONS:
- yes
- no
When Hamilton was appointed Chief Secretary for Ireland, Burke accompanied him to Dublin as his private secretary, a position he held for three years.
When did Burke become the Prime Minister's private secretary?

answer: no

question: OPTIONS:
- yes
- no
The carbon deposited on the filament by this treatment improved the uniformity and strength of filaments as well as their efficiency.
What was the primary problem with early carbon filaments?

answer:
no