engineering recuitment BEL Probationary Engineers Mock Test 2025 Analog Electronics Oscillators and Feedback Amplifier Feedback Amplifier
Which of the following is a characteristic of a sinusoidal oscillator operating at its frequency of oscillation?
1
The phase shift around the loop is maximum.
2
The amplitude of the output signal is constant.
3
The loop gain is less than one.
4
The frequency of the output signal varies with time.