Multivibrators and 555 Timer MCQs
Practice free Multivibrators and 555 Timer multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 29 questions — no login required.
Question 28easy
If Vcc of a 555 timer circuit is set to +10 V what is the level of output voltage from the circuit?
Question 29easy
If the resistor in the Schmitt trigger astable multivibrator is a variable resistor, what part of the output voltage waveform will change when the resistance is changed?