ATT Week 7 Exam QUESTIONS AND CORRECT ANSWERS

ATT Week 7 Exam QUESTIONS AND
CORRECT ANSWERS
When a transistor in multivibrator is on, its output voltage is - CORRECT ANSWER low



free running multivibrators generate a square wave output - CORRECT ANSWER anytime
operating voltage is applied



the transistors in a multivibrator are biased - CORRECT ANSWER so that they are either in cut
off or saturation



in a multivibrator what is meant by a transistor being on - CORRECT ANSWER transistor in
saturation



in this astable multivibrator what components determine the frequency of the output square wave -
CORRECT ANSWER c1, r1, c2, r2



Astable - CORRECT ANSWER two capacitors crossing in an x



the purpose of an astable multivibrator is to - CORRECT ANSWER convert dc energy to a
square wave energy



in an astable multivibrator what determines which transistor turns on when power is 1st applied -
CORRECT ANSWER the values of the transistor that conducts first



what type of operation does a monostable multivibrator use - CORRECT ANSWER triggered



monostable multivibrators have _____ stable state - CORRECT ANSWER 1



with Q2 on how is Q1 turned on in the monostable multivibrators - CORRECT ANSWER an
input pulse