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In a 555 timer configured as a monostable multivibrator, what triggers the outpu

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Question: In a 555 timer configured as a monostable multivibrator, what triggers the output pulse?

Options:

  1. A high signal
  2. A low signal
  3. A falling edge
  4. A rising edge

Correct Answer: A rising edge

Solution: 

A monostable 555 timer is triggered by a falling edge on the trigger pin, which causes the output to go high for a specified duration.

In a 555 timer configured as a monostable multivibrator, what triggers the outpu

Practice Questions

Q1
In a 555 timer configured as a monostable multivibrator, what triggers the output pulse?
  1. A high signal
  2. A low signal
  3. A falling edge
  4. A rising edge

Questions & Step-by-Step Solutions

In a 555 timer configured as a monostable multivibrator, what triggers the output pulse?
  • Monostable Multivibrator – A circuit configuration that produces a single output pulse in response to a trigger event.
  • Triggering Mechanism – The specific condition (falling edge) that initiates the output pulse in a 555 timer.
  • Output Duration – The length of time the output remains high after being triggered.
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