SCIENCE 1120 CU 1

SCIENCE 1120 CU 1

38 Qs

quiz-placeholder

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SCIENCE 1120 CU 1

SCIENCE 1120 CU 1

Assessment

Quiz

others

Hard

Created by

Covenant Academic Paces

FREE Resource

38 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

electronics
generates a carrier wave
any electronic device containing three electrodes
science dealing with emission, behavior, and control of electrons
combines audio-frequency wave and carrier wave to produce a modulated radio wave

2.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

vacuum tube
thin, flexible metal disk covering box in a telephone mouthpiece
combines audio-frequency wave and carrier wave to produce a modulated radio wave
developed frequency modulation
evacuated glass bulb in which an electric current flows across vacuum from cathode to anode

3.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

gas-discharge tube
any device that converts AC to DC
Geissler tube
Crookes tube
generates a carrier wave

4.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

cathode ray tube
produced by impressing an audio-frequency wave upon a carrier wave
Geissler tube
Crookes tube
glow caused by thermionic emission

5.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

thermionic emission
produced by impressing an audio-frequency wave upon a carrier wave
any electronic device containing three electrodes
any electronic device containing two electrodes
emission of electrons from a hot, glowing object

6.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Edison effect
glow caused by thermionic emission
generates a carrier wave
developed frequency modulation
emission of electrons from a hot, glowing object

7.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

rectifier
evacuated glass bulb in which an electric current flows across vacuum from cathode to anode
developed frequency modulation
combines audio-frequency wave and carrier wave to produce a modulated radio wave
any device that converts AC to DC

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