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A piezoelectric crystal makes use of the peizoelectric effect . This is the production of a voltage when mechanical stress is applied across the material. This occurs only in materials when the unit cells wh...

E.g. Evaluate how would a fall in interest rates effect economic growth.Start by defining the key terms - economic growth, possibly interest rates very briefly.Draw a diagram showing Aggregate Demand shiftin...

It's completely understandable to be a little apprehensive about having to engage higher-level analysis of sources under time pressure, but don't worry! There are several steps you can take to help you get i...

Though it certainly can seem daunting at first, unseen poetry can be a great way of earning marks during your exam. Reading the poem twice is an excellent way to start, but do not worry if you do not underst...

A gerund is a verbal noun which has an active force. For example: Portare facile est = Carrying is easy, to carry is easy. Gerund have no plurals, and decline in the other cases (where portare is nominative)...