What component in a vacuum tube gives off electrons?
Cathode ray
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Science, Engineering, Physics
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6th - 12th Grade
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Hard
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The video explains the function of vacuum tubes, focusing on the emission of electrons from a heated metal coil and their acceleration by high voltage. It highlights the historical significance of cathode ray tubes in televisions and computer screens before the advent of flat panel technology.
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5 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the classic design of a vacuum tube.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
How are electrons accelerated in a vacuum tube?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
What technology replaced cathode ray tubes in displays?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
In what devices were cathode ray tubes widely used?
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