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Explain the concept of bandwidth with regard to a real op-amp and how this differs from the ideal op-amp.

Ideal op-amps are considered to have infinite open loop gain at any frequency, meaning that in a feedback circuit the output voltage will always be as large as it needs to be to bring the potential differ...

AL
2305 Views

Would Human Rights survive in the UK if the Human Rights Act 1998 were to be repealed by Parliament?

This question requires one to consider how far civil liberties (the common law or ‘residual’ rights of private citizens) protect human rights in the UK and whether the HRA is necessary in upholding these ...

JM
Answered by Jacob M. Law tutor
1584 Views

Let C : x^2-4x+2k be a parabola, with vertex m. By taking derivatives or otherwise discuss, as k varies, the coordinates of m and, accordingly, the number of solutions of the equation x^2-4x+2k=0. Illustrate your work with graphs

Write y=x2-4x+2k. And m:= (xm, ym) for the coordinates of our vertex. We deduce that x is exactly the value of x for which y'=2x-4=0, because m is a minimum p...

MV
3291 Views

When should I use the subjunctive?

The subjunctive in French is a special verb form (called a mood) which is used to express doubt or uncertainty, for example following phrases such as 'je ne pense pas que', 'je doute que', 'je ne crois pa...

CM
1760 Views

How do I analyse this graph?

Firstly, read and understand the background information given in the question. Now, look closely at the graph, observing the titles of both axis; it will be likely that you have seen or even constructed a...

AM
Answered by Aysha M. Biology tutor
3612 Views

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