Cathode Ray Tube

Question 1

What did Wilhelm Roentgen discover?

Answer 1

x-rays

Question 2

Rays in a cathode ray tube flow from the anode to the cathode.

Answer 2

False

Question 3

Cathode rays originate from a cathode and anode rays originate from _____.

Question 4

Which of the following is correct regarding cathode rays?

Answer 4

Both A and B

Question 5

Which modern device was at one time constructed using cathode ray tubes?

Answer 5

television

Question 6

Crookes used a mercury pump to create a ____

in a tube to make the cathode ray tube.

Answer 6

vacuum

Question 7

What instrument was later developed by Karl Braun?

Answer 7

osciloscope

Question 8

What happened when Crookes placed a solid object inside the cathode ray tube?

Answer 8

The object cast a shadow on the other end of the tube.

Question 9

What was the purpose of the mercury pump?

Answer 9

to create a vacuum inside the cathode ray tube

Question 10

What did the experiments with a rotating paddle wheel inside the cathode ray tube prove?

Answer 10

Cathode rays are made of particles that have mass.

Question 11

Karl Ferdinand Braun invented the oscilloscope.

Answer 11

True

Question 12

Crookes showed that an object between the cathode and the other end of the tube shows the object blocked cathode rays.

Answer 12

True

Question 13

A cathode ray tube includes both a cathode and an anode.

Answer 13

True

Question 14

Old-fashioned television picture tubes were cathode ray tubes.

Answer 14

True