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Q: Is positive feedback ever used if not why not if so can it be dangerous?
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What type of feedback is used in the phase shift oscillator circuit?

Positive feedback


Which kind of feedback is used to reinforce correct behavior?

constructive feedback


What feedback is used in amplifier?

there are four types of feedback connetion. the one used is that which amplifies your input (Positive feedback).


Are positive feedback and negative feedback both components of homeostasis?

No, negative feedback is the primary homeostatic mechanism regulating the endocrine system. Positive feedback is used much less frequently.


Why is positive feedback used in oscillators?

Positive feedback is used in oscillators to keep them running or oscillating. An oscillator is basically an amplifier which has a feedback path from the output back to the input. This permits a portion of the output signal to get back to the input to "keep things going" in stage - to keep things oscillating. The feedback must be positive so that it will "contribute" to the stage being able to keep oscillating. If the feedback was negative, it would serve to damp the oscillation and to "kill" the oscillator.


What type of feedback used in the oscillator circuit?

There are many different types of oscillator circuits, the majority of which use positive feedback.


Why positive feedback is not used in amplifier?

positive feedback makes regeneration of the input signal,which creates more noise. ANSWER: To feedback positive voltage will do nothing for noise or any other reason but force the amplifier to saturate to the hi rial or the low rail of the power supply


What would happen if your thermoregulation temperature control used a positive feedback to maintain homeostasis?

you will die


What degree of comparison is used in this sentence swimming in the ocean is dangerous?

The positive degree of comparison is used. (That it, no comparison is made.)


What feedback control reduces variations away from a desired physiological state?

Negative feedback since the positive one increases the change and it is used to speed up processes.


How are negative and positive feedback mechanisms used by organisms?

two include water levels and body temperature


What type of feedback is used in inverting and non inverting op amp amplifier?

positive in inverting and negative in non inverting