11. In class–A amplifier, the output current flows for :
(a)a part of the cycle or the input signal (b)the full cycle of the input signal (c)half the cycle of the input signal (d)3/4th of the cycle of the input signal
Answer
Answer : (b)
Explanation
Explanation : No answer description available for this question. Let us discuss.
555555555566. How many transistors must be used in a class B power amplifier to obtain the output for the full cycle of the signal? (a) 0 (b) 1 (c) 2 (d) 3
555555555551. In class B power amplifiers, the output signal varies for ________ of the cycle. (a) 360º (b) 180º (c) between 180º and 360º (d) less than 180º
5555555555115. The output signal of an op-amp is ________ out of phase with its input signal connected to the inverting input terminal. (a) 0º (b) 90º (c) 180º (d) 270º
555555555528. A class ________ amplifier is biased slightly above cutoff and operates in the linear region for slightly more than 180º of the input cycle. (a) A (b) B (c) C (d) AB
Feedback Amplifiers » Exercise - 18. Negative feedback reduces distortion in an amplifier only when it : (a) comes as part of input signal (b) is part of its output (c) is generated within the amplifier (d) exceeds a certain safe level
555555555566. How many transistors must be used in a class B power amplifier to obtain the output for the full cycle of the signal? (a) 0 (b) 1 (c) 2 (d) 3