Question

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

Answer 1

b

Answer 2

okay and u sure suree??:)

Answer 3

b. cathode-ray tube

Answer 4

100%.

An amplifier increases a signal...a rectifier turns AC into DC and a transistor is basically a high-speed switch (which could also be used as an amplifier)

Answer 5

And CRTs are what those old computer screens were...they were so big because of the electron gun.