4 Answer:
An integrated circuit combines diodes and transistors on a thin slice
of
a. arsenic
b. gallium
c. germanium
d. silicon
5 Answer:
The product most responsible for the rapid growth of modern radio and
television technology is the
a. anode
b. biode
c. diode
d. triode
6 Answer:
The product doctors depend on to strengthen weak electric signals from
a patient's heart is the
a. amplifier
b. rectifier
c. semiconductor
d. transistor
7 Answer:
The electronic device that uses electrons to produce an image on a
screen is called a (an)
a. amplifier
b. cathode-ray tube
c. rectifier
d. transistor
8 Answer:
A positive-type semiconductor is the
a. type X
b. type Y
c. type n
d. type p
9 Answer:
An instrument that does "not" interconvert sound and electric energy
is the
a. pocket calculator
b. radio
c. stereo
d. tape recorder
10 Answer:
The number system consisting of only two numbers is the
a. decimal system
b. unit system
c. metric system
d. binary system
