ECE MCQ

1. Which type of voltage regulator provides a constant output voltage regardless of changes in input voltage or load resistance? a) Fixed Voltage Regulatorb) Adjustable … Read more

1. Which component is commonly used as the core element in an Astable Multivibrator circuit? a) Resistorb) Capacitorc) Inductord) 555 Timer IC Answer: d) 555 … Read more

1. Which configuration of an operational amplifier (op-amp) provides a phase shift of 180 degrees between input and output? a) Inverting amplifierb) Non-inverting amplifierc) Summing … Read more

1. Which characteristic defines the difference between the actual and ideal behavior of an op-amp? a) Input offset voltageb) Offset currentc) Input bias currentd) Output … Read more

1. What are the advantages of integrated circuits (ICs)?a) Low cost and small sizeb) Reduced power consumptionc) Increased reliability and ruggednessd) All of the aboveAnswer: … Read more

1. What is the primary purpose of feedback in electronic circuits?a) To increase power consumptionb) To decrease signal distortionc) To decrease circuit stabilityd) To increase … Read more