Top answers

If a wire loop moves at constant speed into a region where there is a magnetic field, why is a current induced in the wire?

In this question, a square wire loop of length L and resistance R starts in a region with no magnetic field, and moves at a speed v into a region with magnetic field B, which is acting perpendicular to the a...
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Answered by Gus B. • Physics tutor
3377 Views

What do you need to do to get into medical school?

Primarily you have to have a passion and love for helping people which needs to come across in your personal statement and in the interviews. In terms of volunteering, it’s good to show long term dedication ...
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1627 Views

My knowledge of biology is good but I never seem to get all the marks on a question - how can I get as many marks as possible?

This is a really common problem of knowing all the knowledge behind the question but still not getting the most marks you can. The best way to manage this is to simply learn the mark scheme; the questions th...
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Answered by Bethan S. • Biology tutor
3159 Views

How do I do work out the area of a rectangle?

The first step is to label the sides of the rectangle. The longest side is the 'length' - put an L next to this. The shorter side is the 'width' - put a W next to this. The second step is to multiply the len...
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Answered by Bethan S. • Maths tutor
3024 Views

What's historiography and how do I use it effectively in an essay?

Historiography is a word used to describe the different ways historians have thought about an answer to an historical question. For example, one area of historical debate is Italian unification, and what exa...
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Answered by Sophie C. • History tutor
3509 Views