640 NEIEP questions and answers graded A+ 2024/2025

640 NEIEP What is normally used to remove ripple voltage from a full wave rectifier ? Add capacitors and inductors after the rectifier diodes Which of the following is a discrete electronic component ? Silicon controlled rectifier What type of signal varies continuously in frequency and amplitude ? Analog Which of the following statements is correct regarding series regulated power supplies ? It uses a transistor located in series with the load What type of op amp develops an output that is proportional to the amplitude of input times the duration of the input signal ? Integrator Which of the following statements is correct regarding zener diodes ? Zeners are connected reverse biased in a circuit Which is a characteristic of the shunt regulator ?