100 likes | 202 Views
The only person to be chosen for the Nobel Prize in physics twice was. Albert Einstein John Bardeen Marie Curie No one. The number of atoms in a unit cell of graphite is. One Two Four Eight. A semiconductor is a material…. t hat only comes in very small pieces.
E N D
The only person to be chosen for the Nobel Prize in physics twice was • Albert Einstein • John Bardeen • Marie Curie • No one
The number of atoms in a unit cell of graphite is • One • Two • Four • Eight
A semiconductor is a material… • that only comes in very small pieces. • that conducts better than an insulator but not as well as a conductor. • that can be made to conduct either n-type or p-type. • All of the above.
Which was invented first? • The diode. • The transistor. • The integrated circuit. • Graphene.
The transistor was invented by people working at • Texas Instruments • Fairchild Semiconductor • Bell Labs • Harvard
Moore’s Law says that… • the complexity of microprocessors will double every 18 months. • computers will be twice as fast every year and a half. • the amount of memory in a typical computer will double every 18 months. • it will be twice as expensive to build an integrated circuit every 18 months.
Which of the following could be used for amplification? • Diodes • Transistors • Integrated circuits • Graphene sheets
On what day did Brattain first observe a functioning transistor? • Memorial Day • Christmas Eve • Columbus Day • His birthday
Who is responsible for the fact that we call the graphite in a pencil “lead”? • The British • The Romanians • The army • The Romans
The first transistor was made out of… • Carbon • Germanium • Silicon • A paper clip