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CIE A Level Physics past papers > Electronics > Flashcards

Electronics Flashcards

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1
Q

What does infinite slew rate mean?

A

There is no time delay between a change to the input voltage and the change to the output voltage.

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2
Q

What does infinite bandwidth mean?

A

All frequencies have an infinite gain.

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3
Q

What is meant by negative feedback?

A

It is when a fraction of the output is combined with the input
output (fraction) is subtracted/deducted from the input.

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4
Q

What are the effects of negative feedback on the gain of the amplifier?

A
  1. Increased Bandwidth
  2. Reduces infinite gain
  3. Less distortion
  4. Greater stability
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CIE A Level Physics past papers (15 decks)

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