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Ferromagnetism is the type of magnetism in which the magnetic moments of certain atoms align with the external magnetic field. The examples of ferromagnetic metal are iron, nickel and cobalt.Paramagnetism...
Answer : 26-7iMethod : Expanding the brackets will result in the sum, 6 -15i + 8i - 20i2by assessing this you can see that you can evaluate -15i + 8i to be equal to -7i which is the imaginary p...
y = sin(x2+1) In general, the chain rule is: dy/dx = f(g(x)) = df/dg * dg/dx Applying this to y: dy/dx = d(sin(x2+1))/d(x2+1) * d(x2+1)/dx = cos(x2+1...
The IMF (International Monetary Fund) and World Bank both aim to enable and encourage international trading, however their specific goals are different. The IMF aims to stabilise ...
A good history essay should show the reader three main things: a good, wide ranging knowledge of the subject, an understanding of the nature of the question and the different factors relating to it, and t...
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