 
             
            Multivibrators and 555 Timer - Technical MCQs
| Q1: Which mode of operation is being used when a 555 timer chip has two external resistors and an external capacitor?A monostable
  B pulse stretching
  C Schmitt triggering
  D astable
  ANS:D - astable No answer description is available. | 
 
             
                            
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